Home / 193,249.52-266,680.20-108,364.72

Finding the Fourth Proportional to 193,249.52, 266,680.20 and 108,364.72

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Solution

The fourth proportional to 193,249.52, 266,680.20 and 108,364.72 is: 149,540.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,249.52 : 266,680.20 = 108,364.72 : x
  2. Step 2: Convert to fraction form
    193,249.52/266,680.20 = 108,364.72/x
  3. Step 3: Cross multiply
    193,249.52x = 266,680.20 × 108,364.72
  4. Step 4: Simplify right side
    193,249.52x = 28,898,725,202.54
  5. Step 5: Solve for x
    x = 28,898,725,202.54/193,249.52
  6. Step 6: Final answer
    x = 149,540.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.