Home / 87,983.85-132,063.66-48,559.53

Finding the Fourth Proportional to 87,983.85, 132,063.66 and 48,559.53

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Solution

The fourth proportional to 87,983.85, 132,063.66 and 48,559.53 is: 72,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,983.85 : 132,063.66 = 48,559.53 : x
  2. Step 2: Convert to fraction form
    87,983.85/132,063.66 = 48,559.53/x
  3. Step 3: Cross multiply
    87,983.85x = 132,063.66 × 48,559.53
  4. Step 4: Simplify right side
    87,983.85x = 6,412,949,259.68
  5. Step 5: Solve for x
    x = 6,412,949,259.68/87,983.85
  6. Step 6: Final answer
    x = 72,887.80

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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.