Home / 80,037.27-120,061.89-23,872.95

Finding the Fourth Proportional to 80,037.27, 120,061.89 and 23,872.95

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Solution

The fourth proportional to 80,037.27, 120,061.89 and 23,872.95 is: 35,811.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,037.27 : 120,061.89 = 23,872.95 : x
  2. Step 2: Convert to fraction form
    80,037.27/120,061.89 = 23,872.95/x
  3. Step 3: Cross multiply
    80,037.27x = 120,061.89 × 23,872.95
  4. Step 4: Simplify right side
    80,037.27x = 2,866,231,496.88
  5. Step 5: Solve for x
    x = 2,866,231,496.88/80,037.27
  6. Step 6: Final answer
    x = 35,811.21

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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.