Home / 83,709.25-125,562.15-24,543.61

Finding the Fourth Proportional to 83,709.25, 125,562.15 and 24,543.61

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Solution

The fourth proportional to 83,709.25, 125,562.15 and 24,543.61 is: 36,814.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,709.25 : 125,562.15 = 24,543.61 : x
  2. Step 2: Convert to fraction form
    83,709.25/125,562.15 = 24,543.61/x
  3. Step 3: Cross multiply
    83,709.25x = 125,562.15 × 24,543.61
  4. Step 4: Simplify right side
    83,709.25x = 3,081,748,126.46
  5. Step 5: Solve for x
    x = 3,081,748,126.46/83,709.25
  6. Step 6: Final answer
    x = 36,814.91

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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.