There is a moat on the outskirts of a certain city. The length of the moat is 3800 meters, and the length is 4 meters more than 73 times the width. How many meters is the width of the moat?
某市外围有一条护城河，护城河的长是3800米，长比宽的73倍还多4米，护城河的宽是多少米？
<gadget id="calculator">3_800 - 4</gadget>
<output>3_796</output>

<gadget id="calculator">3_796 / 73</gadget>
<output>52</output>

<result>52</result>