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Finding the Fourth Proportional to 224.97, 337.32 and 103.08

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Solution

The fourth proportional to 224.97, 337.32 and 103.08 is: 154.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.97 : 337.32 = 103.08 : x
  2. Step 2: Convert to fraction form
    224.97/337.32 = 103.08/x
  3. Step 3: Cross multiply
    224.97x = 337.32 × 103.08
  4. Step 4: Simplify right side
    224.97x = 34,770.95
  5. Step 5: Solve for x
    x = 34,770.95/224.97
  6. Step 6: Final answer
    x = 154.56

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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.