Home / 87,156.20-130,730.94-24,826.60

Finding the Fourth Proportional to 87,156.20, 130,730.94 and 24,826.60

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Solution

The fourth proportional to 87,156.20, 130,730.94 and 24,826.60 is: 37,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,156.20 : 130,730.94 = 24,826.60 : x
  2. Step 2: Convert to fraction form
    87,156.20/130,730.94 = 24,826.60/x
  3. Step 3: Cross multiply
    87,156.20x = 130,730.94 × 24,826.60
  4. Step 4: Simplify right side
    87,156.20x = 3,245,604,755.00
  5. Step 5: Solve for x
    x = 3,245,604,755.00/87,156.20
  6. Step 6: Final answer
    x = 37,238.94

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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.