Home / 60,642.97-90,974.18-25,587.79

Finding the Fourth Proportional to 60,642.97, 90,974.18 and 25,587.79

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Solution

The fourth proportional to 60,642.97, 90,974.18 and 25,587.79 is: 38,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,642.97 : 90,974.18 = 25,587.79 : x
  2. Step 2: Convert to fraction form
    60,642.97/90,974.18 = 25,587.79/x
  3. Step 3: Cross multiply
    60,642.97x = 90,974.18 × 25,587.79
  4. Step 4: Simplify right side
    60,642.97x = 2,327,828,049.80
  5. Step 5: Solve for x
    x = 2,327,828,049.80/60,642.97
  6. Step 6: Final answer
    x = 38,385.79

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1.5x scale

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.