Home / 132,198.23-198,276.82-43,451.14

Finding the Fourth Proportional to 132,198.23, 198,276.82 and 43,451.14

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Solution

The fourth proportional to 132,198.23, 198,276.82 and 43,451.14 is: 65,169.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,198.23 : 198,276.82 = 43,451.14 : x
  2. Step 2: Convert to fraction form
    132,198.23/198,276.82 = 43,451.14/x
  3. Step 3: Cross multiply
    132,198.23x = 198,276.82 × 43,451.14
  4. Step 4: Simplify right side
    132,198.23x = 8,615,353,864.57
  5. Step 5: Solve for x
    x = 8,615,353,864.57/132,198.23
  6. Step 6: Final answer
    x = 65,169.96

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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.