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Finding the Fourth Proportional to 44.47, 66.71 and 24.17

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Solution

The fourth proportional to 44.47, 66.71 and 24.17 is: 36.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.47 : 66.71 = 24.17 : x
  2. Step 2: Convert to fraction form
    44.47/66.71 = 24.17/x
  3. Step 3: Cross multiply
    44.47x = 66.71 × 24.17
  4. Step 4: Simplify right side
    44.47x = 1,612.38
  5. Step 5: Solve for x
    x = 1,612.38/44.47
  6. Step 6: Final answer
    x = 36.26

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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.