Home / 198,653.27-273,959.89-147,793.37

Finding the Fourth Proportional to 198,653.27, 273,959.89 and 147,793.37

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Solution

The fourth proportional to 198,653.27, 273,959.89 and 147,793.37 is: 203,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,653.27 : 273,959.89 = 147,793.37 : x
  2. Step 2: Convert to fraction form
    198,653.27/273,959.89 = 147,793.37/x
  3. Step 3: Cross multiply
    198,653.27x = 273,959.89 × 147,793.37
  4. Step 4: Simplify right side
    198,653.27x = 40,489,453,648.65
  5. Step 5: Solve for x
    x = 40,489,453,648.65/198,653.27
  6. Step 6: Final answer
    x = 203,819.72

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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.