Home / 87,899.54-131,896.68-58,331.30

Finding the Fourth Proportional to 87,899.54, 131,896.68 and 58,331.30

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Solution

The fourth proportional to 87,899.54, 131,896.68 and 58,331.30 is: 87,528.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,899.54 : 131,896.68 = 58,331.30 : x
  2. Step 2: Convert to fraction form
    87,899.54/131,896.68 = 58,331.30/x
  3. Step 3: Cross multiply
    87,899.54x = 131,896.68 × 58,331.30
  4. Step 4: Simplify right side
    87,899.54x = 7,693,704,810.08
  5. Step 5: Solve for x
    x = 7,693,704,810.08/87,899.54
  6. Step 6: Final answer
    x = 87,528.39

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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.