Home / 87,716.64-131,585.24-30,773.13

Finding the Fourth Proportional to 87,716.64, 131,585.24 and 30,773.13

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Solution

The fourth proportional to 87,716.64, 131,585.24 and 30,773.13 is: 46,163.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,716.64 : 131,585.24 = 30,773.13 : x
  2. Step 2: Convert to fraction form
    87,716.64/131,585.24 = 30,773.13/x
  3. Step 3: Cross multiply
    87,716.64x = 131,585.24 × 30,773.13
  4. Step 4: Simplify right side
    87,716.64x = 4,049,290,020.26
  5. Step 5: Solve for x
    x = 4,049,290,020.26/87,716.64
  6. Step 6: Final answer
    x = 46,163.31

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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.