Home / 129,229.17-193,764.36-50,251.32

Finding the Fourth Proportional to 129,229.17, 193,764.36 and 50,251.32

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Solution

The fourth proportional to 129,229.17, 193,764.36 and 50,251.32 is: 75,346.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,229.17 : 193,764.36 = 50,251.32 : x
  2. Step 2: Convert to fraction form
    129,229.17/193,764.36 = 50,251.32/x
  3. Step 3: Cross multiply
    129,229.17x = 193,764.36 × 50,251.32
  4. Step 4: Simplify right side
    129,229.17x = 9,736,914,858.96
  5. Step 5: Solve for x
    x = 9,736,914,858.96/129,229.17
  6. Step 6: Final answer
    x = 75,346.11

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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.