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Finding the Fourth Proportional to 185.17, 277.32 and 93.58

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Solution

The fourth proportional to 185.17, 277.32 and 93.58 is: 140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.17 : 277.32 = 93.58 : x
  2. Step 2: Convert to fraction form
    185.17/277.32 = 93.58/x
  3. Step 3: Cross multiply
    185.17x = 277.32 × 93.58
  4. Step 4: Simplify right side
    185.17x = 25,951.61
  5. Step 5: Solve for x
    x = 25,951.61/185.17
  6. Step 6: Final answer
    x = 140.15

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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.