Home / 50,642.03-69,884.83-27,979.85

Finding the Fourth Proportional to 50,642.03, 69,884.83 and 27,979.85

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Solution

The fourth proportional to 50,642.03, 69,884.83 and 27,979.85 is: 38,611.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,642.03 : 69,884.83 = 27,979.85 : x
  2. Step 2: Convert to fraction form
    50,642.03/69,884.83 = 27,979.85/x
  3. Step 3: Cross multiply
    50,642.03x = 69,884.83 × 27,979.85
  4. Step 4: Simplify right side
    50,642.03x = 1,955,367,060.68
  5. Step 5: Solve for x
    x = 1,955,367,060.68/50,642.03
  6. Step 6: Final answer
    x = 38,611.55

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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.