Home / 67,729.20-101,305.80-60,759.60

Finding the Fourth Proportional to 67,729.20, 101,305.80 and 60,759.60

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Solution

The fourth proportional to 67,729.20, 101,305.80 and 60,759.60 is: 90,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,729.20 : 101,305.80 = 60,759.60 : x
  2. Step 2: Convert to fraction form
    67,729.20/101,305.80 = 60,759.60/x
  3. Step 3: Cross multiply
    67,729.20x = 101,305.80 × 60,759.60
  4. Step 4: Simplify right side
    67,729.20x = 6,155,299,885.68
  5. Step 5: Solve for x
    x = 6,155,299,885.68/67,729.20
  6. Step 6: Final answer
    x = 90,881.04

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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.