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Finding the Fourth Proportional to 167,480.68, 231,123 and 92,029

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Solution

The fourth proportional to 167,480.68, 231,123 and 92,029 is: 126,999.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,480.68 : 231,123 = 92,029 : x
  2. Step 2: Convert to fraction form
    167,480.68/231,123 = 92,029/x
  3. Step 3: Cross multiply
    167,480.68x = 231,123 × 92,029
  4. Step 4: Simplify right side
    167,480.68x = 21,270,018,567
  5. Step 5: Solve for x
    x = 21,270,018,567/167,480.68
  6. Step 6: Final answer
    x = 126,999.83

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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.