Home / 67,629.60-101,422.80-32,086.08

Finding the Fourth Proportional to 67,629.60, 101,422.80 and 32,086.08

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Solution

The fourth proportional to 67,629.60, 101,422.80 and 32,086.08 is: 48,118.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,629.60 : 101,422.80 = 32,086.08 : x
  2. Step 2: Convert to fraction form
    67,629.60/101,422.80 = 32,086.08/x
  3. Step 3: Cross multiply
    67,629.60x = 101,422.80 × 32,086.08
  4. Step 4: Simplify right side
    67,629.60x = 3,254,260,074.62
  5. Step 5: Solve for x
    x = 3,254,260,074.62/67,629.60
  6. Step 6: Final answer
    x = 48,118.87

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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.