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Finding the Fourth Proportional to 171.85, 237.17 and 101.92

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Solution

The fourth proportional to 171.85, 237.17 and 101.92 is: 140.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    171.85 : 237.17 = 101.92 : x
  2. Step 2: Convert to fraction form
    171.85/237.17 = 101.92/x
  3. Step 3: Cross multiply
    171.85x = 237.17 × 101.92
  4. Step 4: Simplify right side
    171.85x = 24,171.45
  5. Step 5: Solve for x
    x = 24,171.45/171.85
  6. Step 6: Final answer
    x = 140.66

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