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Finding the Fourth Proportional to 41.52, 62.25 and 38.17

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Solution

The fourth proportional to 41.52, 62.25 and 38.17 is: 57.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.52 : 62.25 = 38.17 : x
  2. Step 2: Convert to fraction form
    41.52/62.25 = 38.17/x
  3. Step 3: Cross multiply
    41.52x = 62.25 × 38.17
  4. Step 4: Simplify right side
    41.52x = 2,376.08
  5. Step 5: Solve for x
    x = 2,376.08/41.52
  6. Step 6: Final answer
    x = 57.23

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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.