Home / 83,700.59-125,444.03-39,229.36

Finding the Fourth Proportional to 83,700.59, 125,444.03 and 39,229.36

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Solution

The fourth proportional to 83,700.59, 125,444.03 and 39,229.36 is: 58,793.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,700.59 : 125,444.03 = 39,229.36 : x
  2. Step 2: Convert to fraction form
    83,700.59/125,444.03 = 39,229.36/x
  3. Step 3: Cross multiply
    83,700.59x = 125,444.03 × 39,229.36
  4. Step 4: Simplify right side
    83,700.59x = 4,921,088,502.96
  5. Step 5: Solve for x
    x = 4,921,088,502.96/83,700.59
  6. Step 6: Final answer
    x = 58,793.96

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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.