Home / 87,944.24-131,867.15-28,764.02

Finding the Fourth Proportional to 87,944.24, 131,867.15 and 28,764.02

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Solution

The fourth proportional to 87,944.24, 131,867.15 and 28,764.02 is: 43,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,944.24 : 131,867.15 = 28,764.02 : x
  2. Step 2: Convert to fraction form
    87,944.24/131,867.15 = 28,764.02/x
  3. Step 3: Cross multiply
    87,944.24x = 131,867.15 × 28,764.02
  4. Step 4: Simplify right side
    87,944.24x = 3,793,028,536.79
  5. Step 5: Solve for x
    x = 3,793,028,536.79/87,944.24
  6. Step 6: Final answer
    x = 43,129.93

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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.