Home / 126,330.60-189,481.20-32,843.64

Finding the Fourth Proportional to 126,330.60, 189,481.20 and 32,843.64

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Solution

The fourth proportional to 126,330.60, 189,481.20 and 32,843.64 is: 49,261.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,330.60 : 189,481.20 = 32,843.64 : x
  2. Step 2: Convert to fraction form
    126,330.60/189,481.20 = 32,843.64/x
  3. Step 3: Cross multiply
    126,330.60x = 189,481.20 × 32,843.64
  4. Step 4: Simplify right side
    126,330.60x = 6,223,252,319.57
  5. Step 5: Solve for x
    x = 6,223,252,319.57/126,330.60
  6. Step 6: Final answer
    x = 49,261.64

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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.