Home / 80,423.32-120,635.85-24,263.92

Finding the Fourth Proportional to 80,423.32, 120,635.85 and 24,263.92

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Solution

The fourth proportional to 80,423.32, 120,635.85 and 24,263.92 is: 36,396.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,423.32 : 120,635.85 = 24,263.92 : x
  2. Step 2: Convert to fraction form
    80,423.32/120,635.85 = 24,263.92/x
  3. Step 3: Cross multiply
    80,423.32x = 120,635.85 × 24,263.92
  4. Step 4: Simplify right side
    80,423.32x = 2,927,098,040.26
  5. Step 5: Solve for x
    x = 2,927,098,040.26/80,423.32
  6. Step 6: Final answer
    x = 36,396.14

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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.