Home / 83,150.76-124,768.26-36,404.04

Finding the Fourth Proportional to 83,150.76, 124,768.26 and 36,404.04

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Solution

The fourth proportional to 83,150.76, 124,768.26 and 36,404.04 is: 54,624.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,150.76 : 124,768.26 = 36,404.04 : x
  2. Step 2: Convert to fraction form
    83,150.76/124,768.26 = 36,404.04/x
  3. Step 3: Cross multiply
    83,150.76x = 124,768.26 × 36,404.04
  4. Step 4: Simplify right side
    83,150.76x = 4,542,068,727.77
  5. Step 5: Solve for x
    x = 4,542,068,727.77/83,150.76
  6. Step 6: Final answer
    x = 54,624.50

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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.