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Finding the Fourth Proportional to 41.31, 62.01 and 34.92

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Solution

The fourth proportional to 41.31, 62.01 and 34.92 is: 52.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.31 : 62.01 = 34.92 : x
  2. Step 2: Convert to fraction form
    41.31/62.01 = 34.92/x
  3. Step 3: Cross multiply
    41.31x = 62.01 × 34.92
  4. Step 4: Simplify right side
    41.31x = 2,165.39
  5. Step 5: Solve for x
    x = 2,165.39/41.31
  6. Step 6: Final answer
    x = 52.42

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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.