Home / 87,933.60-131,807.44-28,753.44

Finding the Fourth Proportional to 87,933.60, 131,807.44 and 28,753.44

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Solution

The fourth proportional to 87,933.60, 131,807.44 and 28,753.44 is: 43,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,933.60 : 131,807.44 = 28,753.44 : x
  2. Step 2: Convert to fraction form
    87,933.60/131,807.44 = 28,753.44/x
  3. Step 3: Cross multiply
    87,933.60x = 131,807.44 × 28,753.44
  4. Step 4: Simplify right side
    87,933.60x = 3,789,917,317.59
  5. Step 5: Solve for x
    x = 3,789,917,317.59/87,933.60
  6. Step 6: Final answer
    x = 43,099.76

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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.