Home / 87,586.39-131,374.11-34,958.05

Finding the Fourth Proportional to 87,586.39, 131,374.11 and 34,958.05

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Solution

The fourth proportional to 87,586.39, 131,374.11 and 34,958.05 is: 52,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,586.39 : 131,374.11 = 34,958.05 : x
  2. Step 2: Convert to fraction form
    87,586.39/131,374.11 = 34,958.05/x
  3. Step 3: Cross multiply
    87,586.39x = 131,374.11 × 34,958.05
  4. Step 4: Simplify right side
    87,586.39x = 4,592,582,706.09
  5. Step 5: Solve for x
    x = 4,592,582,706.09/87,586.39
  6. Step 6: Final answer
    x = 52,434.89

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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.