Home / 88,566.20-132,849.30-83,727.80

Finding the Fourth Proportional to 88,566.20, 132,849.30 and 83,727.80

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Solution

The fourth proportional to 88,566.20, 132,849.30 and 83,727.80 is: 125,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,566.20 : 132,849.30 = 83,727.80 : x
  2. Step 2: Convert to fraction form
    88,566.20/132,849.30 = 83,727.80/x
  3. Step 3: Cross multiply
    88,566.20x = 132,849.30 × 83,727.80
  4. Step 4: Simplify right side
    88,566.20x = 11,123,179,620.54
  5. Step 5: Solve for x
    x = 11,123,179,620.54/88,566.20
  6. Step 6: Final answer
    x = 125,591.70

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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.