Home / 80,647.92-120,972.06-24,488.46

Finding the Fourth Proportional to 80,647.92, 120,972.06 and 24,488.46

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Solution

The fourth proportional to 80,647.92, 120,972.06 and 24,488.46 is: 36,732.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,647.92 : 120,972.06 = 24,488.46 : x
  2. Step 2: Convert to fraction form
    80,647.92/120,972.06 = 24,488.46/x
  3. Step 3: Cross multiply
    80,647.92x = 120,972.06 × 24,488.46
  4. Step 4: Simplify right side
    80,647.92x = 2,962,419,452.43
  5. Step 5: Solve for x
    x = 2,962,419,452.43/80,647.92
  6. Step 6: Final answer
    x = 36,732.74

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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.