Home / 80,355.23-120,493.86-24,184.83

Finding the Fourth Proportional to 80,355.23, 120,493.86 and 24,184.83

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Solution

The fourth proportional to 80,355.23, 120,493.86 and 24,184.83 is: 36,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,355.23 : 120,493.86 = 24,184.83 : x
  2. Step 2: Convert to fraction form
    80,355.23/120,493.86 = 24,184.83/x
  3. Step 3: Cross multiply
    80,355.23x = 120,493.86 × 24,184.83
  4. Step 4: Simplify right side
    80,355.23x = 2,914,123,520.14
  5. Step 5: Solve for x
    x = 2,914,123,520.14/80,355.23
  6. Step 6: Final answer
    x = 36,265.51

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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.