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Finding the Fourth Proportional to 167,480.56, 231,123.12 and 92,033.92

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Solution

The fourth proportional to 167,480.56, 231,123.12 and 92,033.92 is: 127,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,480.56 : 231,123.12 = 92,033.92 : x
  2. Step 2: Convert to fraction form
    167,480.56/231,123.12 = 92,033.92/x
  3. Step 3: Cross multiply
    167,480.56x = 231,123.12 × 92,033.92
  4. Step 4: Simplify right side
    167,480.56x = 21,271,166,736.23
  5. Step 5: Solve for x
    x = 21,271,166,736.23/167,480.56
  6. Step 6: Final answer
    x = 127,006.78

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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.