Home / 198,253.85-273,213.20-194,610.47

Finding the Fourth Proportional to 198,253.85, 273,213.20 and 194,610.47

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Solution

The fourth proportional to 198,253.85, 273,213.20 and 194,610.47 is: 268,192.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,253.85 : 273,213.20 = 194,610.47 : x
  2. Step 2: Convert to fraction form
    198,253.85/273,213.20 = 194,610.47/x
  3. Step 3: Cross multiply
    198,253.85x = 273,213.20 × 194,610.47
  4. Step 4: Simplify right side
    198,253.85x = 53,170,148,382.66
  5. Step 5: Solve for x
    x = 53,170,148,382.66/198,253.85
  6. Step 6: Final answer
    x = 268,192.27

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1.5x scale

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.