The weight ratio of apples and oranges in the basket is 4:3. Take out 1/3 of the kilograms of apples. At this time, the weight of oranges is 1 kilogram more than that of apples. How many kilograms of apples are there in the basket?
筐里苹果和桔子重量的比是4：3，取出苹果千克数的(1/3)，这时桔子的重量比苹果多1千克，求筐里原来有苹果多少千克？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(3/4) - (2/3)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">1 / (1/12)</gadget>
<output>12</output>

<result>12</result>