Home / 87,935.42-131,921.43-35,344.92

Finding the Fourth Proportional to 87,935.42, 131,921.43 and 35,344.92

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Solution

The fourth proportional to 87,935.42, 131,921.43 and 35,344.92 is: 53,024.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,935.42 : 131,921.43 = 35,344.92 : x
  2. Step 2: Convert to fraction form
    87,935.42/131,921.43 = 35,344.92/x
  3. Step 3: Cross multiply
    87,935.42x = 131,921.43 × 35,344.92
  4. Step 4: Simplify right side
    87,935.42x = 4,662,752,751.80
  5. Step 5: Solve for x
    x = 4,662,752,751.80/87,935.42
  6. Step 6: Final answer
    x = 53,024.74

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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.