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Finding the Fourth Proportional to 124,951.98, 187,427.96 and 36,205.54

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Solution

The fourth proportional to 124,951.98, 187,427.96 and 36,205.54 is: 54,308.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,951.98 : 187,427.96 = 36,205.54 : x
  2. Step 2: Convert to fraction form
    124,951.98/187,427.96 = 36,205.54/x
  3. Step 3: Cross multiply
    124,951.98x = 187,427.96 × 36,205.54
  4. Step 4: Simplify right side
    124,951.98x = 6,785,930,502.90
  5. Step 5: Solve for x
    x = 6,785,930,502.90/124,951.98
  6. Step 6: Final answer
    x = 54,308.31

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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.