Home / 87,993.26-132,008.55-28,824.50

Finding the Fourth Proportional to 87,993.26, 132,008.55 and 28,824.50

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Solution

The fourth proportional to 87,993.26, 132,008.55 and 28,824.50 is: 43,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,993.26 : 132,008.55 = 28,824.50 : x
  2. Step 2: Convert to fraction form
    87,993.26/132,008.55 = 28,824.50/x
  3. Step 3: Cross multiply
    87,993.26x = 132,008.55 × 28,824.50
  4. Step 4: Simplify right side
    87,993.26x = 3,805,080,449.48
  5. Step 5: Solve for x
    x = 3,805,080,449.48/87,993.26
  6. Step 6: Final answer
    x = 43,242.86

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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.