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Finding the Fourth Proportional to 41.87, 62.51 and 36.17

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Solution

The fourth proportional to 41.87, 62.51 and 36.17 is: 53.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.87 : 62.51 = 36.17 : x
  2. Step 2: Convert to fraction form
    41.87/62.51 = 36.17/x
  3. Step 3: Cross multiply
    41.87x = 62.51 × 36.17
  4. Step 4: Simplify right side
    41.87x = 2,260.74
  5. Step 5: Solve for x
    x = 2,260.74/41.87
  6. Step 6: Final answer
    x = 53.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.