Home / 49,157.50-67,843.11-27,939.95

Finding the Fourth Proportional to 49,157.50, 67,843.11 and 27,939.95

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Solution

The fourth proportional to 49,157.50, 67,843.11 and 27,939.95 is: 38,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,157.50 : 67,843.11 = 27,939.95 : x
  2. Step 2: Convert to fraction form
    49,157.50/67,843.11 = 27,939.95/x
  3. Step 3: Cross multiply
    49,157.50x = 67,843.11 × 27,939.95
  4. Step 4: Simplify right side
    49,157.50x = 1,895,533,101.24
  5. Step 5: Solve for x
    x = 1,895,533,101.24/49,157.50
  6. Step 6: Final answer
    x = 38,560.41

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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.