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Finding the Fourth Proportional to 167,607.98, 231,265.92 and 94,022.85

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Solution

The fourth proportional to 167,607.98, 231,265.92 and 94,022.85 is: 129,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,607.98 : 231,265.92 = 94,022.85 : x
  2. Step 2: Convert to fraction form
    167,607.98/231,265.92 = 94,022.85/x
  3. Step 3: Cross multiply
    167,607.98x = 231,265.92 × 94,022.85
  4. Step 4: Simplify right side
    167,607.98x = 21,744,280,436.16
  5. Step 5: Solve for x
    x = 21,744,280,436.16/167,607.98
  6. Step 6: Final answer
    x = 129,732.97

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Why These Related Problems?

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