Home / 87,755.10-131,584.02-40,982.46

Finding the Fourth Proportional to 87,755.10, 131,584.02 and 40,982.46

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Solution

The fourth proportional to 87,755.10, 131,584.02 and 40,982.46 is: 61,450.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,755.10 : 131,584.02 = 40,982.46 : x
  2. Step 2: Convert to fraction form
    87,755.10/131,584.02 = 40,982.46/x
  3. Step 3: Cross multiply
    87,755.10x = 131,584.02 × 40,982.46
  4. Step 4: Simplify right side
    87,755.10x = 5,392,636,836.29
  5. Step 5: Solve for x
    x = 5,392,636,836.29/87,755.10
  6. Step 6: Final answer
    x = 61,450.98

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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.