Home / 87,585.39-131,372.61-34,957.05

Finding the Fourth Proportional to 87,585.39, 131,372.61 and 34,957.05

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Solution

The fourth proportional to 87,585.39, 131,372.61 and 34,957.05 is: 52,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,585.39 : 131,372.61 = 34,957.05 : x
  2. Step 2: Convert to fraction form
    87,585.39/131,372.61 = 34,957.05/x
  3. Step 3: Cross multiply
    87,585.39x = 131,372.61 × 34,957.05
  4. Step 4: Simplify right side
    87,585.39x = 4,592,398,896.40
  5. Step 5: Solve for x
    x = 4,592,398,896.40/87,585.39
  6. Step 6: Final answer
    x = 52,433.39

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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.