Home / 83,346.72-125,033.04-27,173.78

Finding the Fourth Proportional to 83,346.72, 125,033.04 and 27,173.78

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Solution

The fourth proportional to 83,346.72, 125,033.04 and 27,173.78 is: 40,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,346.72 : 125,033.04 = 27,173.78 : x
  2. Step 2: Convert to fraction form
    83,346.72/125,033.04 = 27,173.78/x
  3. Step 3: Cross multiply
    83,346.72x = 125,033.04 × 27,173.78
  4. Step 4: Simplify right side
    83,346.72x = 3,397,620,321.69
  5. Step 5: Solve for x
    x = 3,397,620,321.69/83,346.72
  6. Step 6: Final answer
    x = 40,764.90

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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.