Home / 87,156.45-130,731.98-24,826.95

Finding the Fourth Proportional to 87,156.45, 130,731.98 and 24,826.95

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Solution

The fourth proportional to 87,156.45, 130,731.98 and 24,826.95 is: 37,239.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,156.45 : 130,731.98 = 24,826.95 : x
  2. Step 2: Convert to fraction form
    87,156.45/130,731.98 = 24,826.95/x
  3. Step 3: Cross multiply
    87,156.45x = 130,731.98 × 24,826.95
  4. Step 4: Simplify right side
    87,156.45x = 3,245,676,206.73
  5. Step 5: Solve for x
    x = 3,245,676,206.73/87,156.45
  6. Step 6: Final answer
    x = 37,239.66

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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.