Home / 87,399.00-120,614.23-49,160.33

Finding the Fourth Proportional to 87,399.00, 120,614.23 and 49,160.33

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Solution

The fourth proportional to 87,399.00, 120,614.23 and 49,160.33 is: 67,843.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,399.00 : 120,614.23 = 49,160.33 : x
  2. Step 2: Convert to fraction form
    87,399.00/120,614.23 = 49,160.33/x
  3. Step 3: Cross multiply
    87,399.00x = 120,614.23 × 49,160.33
  4. Step 4: Simplify right side
    87,399.00x = 5,929,435,731.24
  5. Step 5: Solve for x
    x = 5,929,435,731.24/87,399.00
  6. Step 6: Final answer
    x = 67,843.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.