A carousel has a radius of 1.70 m and a moment of inertia of 118 kg · m2. A girl of mass 47.5 kg is standing at the edge of the carousel, which is rotating with an angular speed of 3.10 rad/s. Now the girl walks toward the center of the carousel and stops at a certain distance from the center d. The angular speed of the carousel is now 5.2 rad/s. How far from the center, in meters, did the girl stop?
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