Home / 87,959.76-131,972.85-52,924.02

Finding the Fourth Proportional to 87,959.76, 131,972.85 and 52,924.02

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Solution

The fourth proportional to 87,959.76, 131,972.85 and 52,924.02 is: 79,406.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,959.76 : 131,972.85 = 52,924.02 : x
  2. Step 2: Convert to fraction form
    87,959.76/131,972.85 = 52,924.02/x
  3. Step 3: Cross multiply
    87,959.76x = 131,972.85 × 52,924.02
  4. Step 4: Simplify right side
    87,959.76x = 6,984,533,752.86
  5. Step 5: Solve for x
    x = 6,984,533,752.86/87,959.76
  6. Step 6: Final answer
    x = 79,406.01

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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.