Home / 69,961.80-96,549.39-38,132.76

Finding the Fourth Proportional to 69,961.80, 96,549.39 and 38,132.76

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Solution

The fourth proportional to 69,961.80, 96,549.39 and 38,132.76 is: 52,624.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,961.80 : 96,549.39 = 38,132.76 : x
  2. Step 2: Convert to fraction form
    69,961.80/96,549.39 = 38,132.76/x
  3. Step 3: Cross multiply
    69,961.80x = 96,549.39 × 38,132.76
  4. Step 4: Simplify right side
    69,961.80x = 3,681,694,717.02
  5. Step 5: Solve for x
    x = 3,681,694,717.02/69,961.80
  6. Step 6: Final answer
    x = 52,624.36

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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.