The naughty guy wants to buy a 90-square-meter house. If he buys a house with a provident fund loan, he will pay 10% more in the end. If he pays in cash, he can get a 20% discount. He calculated that the difference between the two methods is 43,200 yuan , How much is the original price of this house?
淘气家要买一套90平方米的房子，如果用公积金贷款买房子，最后会多付10%，如果用现金一次性付完可打九八折，他计算了一下，两种方式相差4.32万元，这套房子原价多少万元？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">98 / 100</gadget>
<output>49/50 = around 0.98</output>

<gadget id="calculator">(1/10) - (49/50)</gadget>
<output>-22/25 = around -0.88</output>

<gadget id="calculator">1 + (-22/25)</gadget>
<output>3/25 = around 0.12</output>

<gadget id="calculator">4.32 / (3/25)</gadget>
<output>36</output>

<result>36</result>