Home / 87,113.88-130,690.26-24,789.24

Finding the Fourth Proportional to 87,113.88, 130,690.26 and 24,789.24

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Solution

The fourth proportional to 87,113.88, 130,690.26 and 24,789.24 is: 37,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,113.88 : 130,690.26 = 24,789.24 : x
  2. Step 2: Convert to fraction form
    87,113.88/130,690.26 = 24,789.24/x
  3. Step 3: Cross multiply
    87,113.88x = 130,690.26 × 24,789.24
  4. Step 4: Simplify right side
    87,113.88x = 3,239,712,220.80
  5. Step 5: Solve for x
    x = 3,239,712,220.80/87,113.88
  6. Step 6: Final answer
    x = 37,189.39

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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.