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Finding the Fourth Proportional to 237.27, 355.50 and 168.66

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Solution

The fourth proportional to 237.27, 355.50 and 168.66 is: 252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.27 : 355.50 = 168.66 : x
  2. Step 2: Convert to fraction form
    237.27/355.50 = 168.66/x
  3. Step 3: Cross multiply
    237.27x = 355.50 × 168.66
  4. Step 4: Simplify right side
    237.27x = 59,958.63
  5. Step 5: Solve for x
    x = 59,958.63/237.27
  6. Step 6: Final answer
    x = 252.70

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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.