Home / 87,594.98-131,550.86-80,924.30

Finding the Fourth Proportional to 87,594.98, 131,550.86 and 80,924.30

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Solution

The fourth proportional to 87,594.98, 131,550.86 and 80,924.30 is: 121,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,594.98 : 131,550.86 = 80,924.30 : x
  2. Step 2: Convert to fraction form
    87,594.98/131,550.86 = 80,924.30/x
  3. Step 3: Cross multiply
    87,594.98x = 131,550.86 × 80,924.30
  4. Step 4: Simplify right side
    87,594.98x = 10,645,661,259.90
  5. Step 5: Solve for x
    x = 10,645,661,259.90/87,594.98
  6. Step 6: Final answer
    x = 121,532.78

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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.