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Finding the Fourth Proportional to 62.91, 94.29 and 41.17

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Solution

The fourth proportional to 62.91, 94.29 and 41.17 is: 61.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.91 : 94.29 = 41.17 : x
  2. Step 2: Convert to fraction form
    62.91/94.29 = 41.17/x
  3. Step 3: Cross multiply
    62.91x = 94.29 × 41.17
  4. Step 4: Simplify right side
    62.91x = 3,881.92
  5. Step 5: Solve for x
    x = 3,881.92/62.91
  6. Step 6: Final answer
    x = 61.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.