Home / 87,585.89-131,373.36-34,957.55

Finding the Fourth Proportional to 87,585.89, 131,373.36 and 34,957.55

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Solution

The fourth proportional to 87,585.89, 131,373.36 and 34,957.55 is: 52,434.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,585.89 : 131,373.36 = 34,957.55 : x
  2. Step 2: Convert to fraction form
    87,585.89/131,373.36 = 34,957.55/x
  3. Step 3: Cross multiply
    87,585.89x = 131,373.36 × 34,957.55
  4. Step 4: Simplify right side
    87,585.89x = 4,592,490,800.87
  5. Step 5: Solve for x
    x = 4,592,490,800.87/87,585.89
  6. Step 6: Final answer
    x = 52,434.14

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1.5x scale

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.