In a rectangular parallelepiped container with a bottom side of 60 cm in length, there stands a square prism iron bar with a length of 1 meter, a square bottom, and a side length of 15 cm. At this time, the water in the container was half a meter deep. Now lift the iron rod 24 centimeters upwards gently. How many centimeters is the wetted part of the quadrangular prism iron rod exposed to the water surface?
在底面边长为60厘米的正方形的一个长方体的容器里，直立着一个长1米，底面为正方形，边长15厘米的四棱柱铁棍．这时容器里的水半米深，现在把铁棍轻轻地向正上方提起24厘米，露出水面的四棱柱铁棍浸湿部分长多少厘米？
<gadget id="calculator">24 * 60 * 60</gadget>
<output>86_400</output>

<gadget id="calculator">60 * 60</gadget>
<output>3_600</output>

<gadget id="calculator">15 * 15</gadget>
<output>225</output>

<gadget id="calculator">3_600 - 225</gadget>
<output>3_375</output>

<gadget id="calculator">86_400 / 3_375</gadget>
<output>128/5 = around 25.6</output>

<result>128/5 = around 25.6</result>