Home / 87,161.94-130,725.90-23,965.85

Finding the Fourth Proportional to 87,161.94, 130,725.90 and 23,965.85

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Solution

The fourth proportional to 87,161.94, 130,725.90 and 23,965.85 is: 35,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,161.94 : 130,725.90 = 23,965.85 : x
  2. Step 2: Convert to fraction form
    87,161.94/130,725.90 = 23,965.85/x
  3. Step 3: Cross multiply
    87,161.94x = 130,725.90 × 23,965.85
  4. Step 4: Simplify right side
    87,161.94x = 3,132,957,637.33
  5. Step 5: Solve for x
    x = 3,132,957,637.33/87,161.94
  6. Step 6: Final answer
    x = 35,944.10

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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.