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Finding the Fourth Proportional to 167.66, 232.92 and 166.16

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Solution

The fourth proportional to 167.66, 232.92 and 166.16 is: 230.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.66 : 232.92 = 166.16 : x
  2. Step 2: Convert to fraction form
    167.66/232.92 = 166.16/x
  3. Step 3: Cross multiply
    167.66x = 232.92 × 166.16
  4. Step 4: Simplify right side
    167.66x = 38,700.95
  5. Step 5: Solve for x
    x = 38,700.95/167.66
  6. Step 6: Final answer
    x = 230.83

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.