Home / 206,187.70-284,546.03-196,739.86

Finding the Fourth Proportional to 206,187.70, 284,546.03 and 196,739.86

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Solution

The fourth proportional to 206,187.70, 284,546.03 and 196,739.86 is: 271,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,187.70 : 284,546.03 = 196,739.86 : x
  2. Step 2: Convert to fraction form
    206,187.70/284,546.03 = 196,739.86/x
  3. Step 3: Cross multiply
    206,187.70x = 284,546.03 × 196,739.86
  4. Step 4: Simplify right side
    206,187.70x = 55,981,546,105.76
  5. Step 5: Solve for x
    x = 55,981,546,105.76/206,187.70
  6. Step 6: Final answer
    x = 271,507.69

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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.