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Finding the Fourth Proportional to 44.62, 61.43 and 38.14

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Solution

The fourth proportional to 44.62, 61.43 and 38.14 is: 52.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.62 : 61.43 = 38.14 : x
  2. Step 2: Convert to fraction form
    44.62/61.43 = 38.14/x
  3. Step 3: Cross multiply
    44.62x = 61.43 × 38.14
  4. Step 4: Simplify right side
    44.62x = 2,342.94
  5. Step 5: Solve for x
    x = 2,342.94/44.62
  6. Step 6: Final answer
    x = 52.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.