There are two baskets of apples, and the small basket has 31 fewer apples than the large basket. If 7 apples are taken from the small basket and put into the large basket, the ratio of the number of apples in the small basket to the large basket is 4:7. How many apples are in the basket now?
有两筐苹果，小筐比大筐少31个，如果从小筐取出7个放入大筐中，小筐的苹果个数与大筐的比是4：7．现在大筐中有多少个苹果？
<gadget id="calculator">31 + 7 + 7</gadget>
<output>45</output>

<gadget id="calculator">7 - 4</gadget>
<output>3</output>

<gadget id="calculator">45 / 3</gadget>
<output>15</output>

<gadget id="calculator">15 * 7</gadget>
<output>105</output>

<result>105</result>