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Finding the Fourth Proportional to 41.47, 62.17 and 17.39

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Solution

The fourth proportional to 41.47, 62.17 and 17.39 is: 26.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.47 : 62.17 = 17.39 : x
  2. Step 2: Convert to fraction form
    41.47/62.17 = 17.39/x
  3. Step 3: Cross multiply
    41.47x = 62.17 × 17.39
  4. Step 4: Simplify right side
    41.47x = 1,081.14
  5. Step 5: Solve for x
    x = 1,081.14/41.47
  6. Step 6: Final answer
    x = 26.07

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