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Finding the Fourth Proportional to 224.62, 337.02 and 102.86

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Solution

The fourth proportional to 224.62, 337.02 and 102.86 is: 154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.62 : 337.02 = 102.86 : x
  2. Step 2: Convert to fraction form
    224.62/337.02 = 102.86/x
  3. Step 3: Cross multiply
    224.62x = 337.02 × 102.86
  4. Step 4: Simplify right side
    224.62x = 34,665.07
  5. Step 5: Solve for x
    x = 34,665.07/224.62
  6. Step 6: Final answer
    x = 154.33

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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.