How do i get price value with tax

        <span class="price"> <?php
					    if($this->component=="com_hikamarket") 
		     {     
		     $msrpCurrencied = $currencyClass->convertUniquePrice($item->price_value,$mainCurr,$currCurrency);
			if($msrpCurrencied == $item->price_value)
				$price= $currencyClass->format($item->price_value,$mainCurr); 
			else
				$price= $currencyClass->format($msrpCurrencied,$currCurrency).' ('.$currencyClass->format($item->price_value,$mainCurr).')';
		       
		echo $price."<br/><a href='".JRoute::_("index.php?option=com_hikamarket&ctrl=vendor&task=show&cid=" . $item->extra_id."&name=".$item->vendor_name)."'>".$item->vendor_name."</a><br/>";
	    }
                           
                                ?> </span>

<span class="price"> <?php
if($this->component=="com_hikamarket") {
	$msrpCurrencied = $currencyClass->convertUniquePrice( $item->price_value_with_tax,$mainCurr,$currCurrency);
	if($msrpCurrencied ==  $item->price_value_with_tax)
		$price= $currencyClass->format($item->price_value,$mainCurr);
	else
		$price= $currencyClass->format($msrpCurrencied,$currCurrency).' ('.$currencyClass->format( $item->price_value_with_taxe,$mainCurr).')';

	echo $price."<br/><a href='".JRoute::_("index.php?option=com_hikamarket&ctrl=vendor&task=show&cid=" . $item->extra_id."&name=".$item->vendor_name)."'>".$item->vendor_name."</a><br/>";
}

?> </span>