Home / 206,189.70-284,548.78-196,741.86

Finding the Fourth Proportional to 206,189.70, 284,548.78 and 196,741.86

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Solution

The fourth proportional to 206,189.70, 284,548.78 and 196,741.86 is: 271,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,189.70 : 284,548.78 = 196,741.86 : x
  2. Step 2: Convert to fraction form
    206,189.70/284,548.78 = 196,741.86/x
  3. Step 3: Cross multiply
    206,189.70x = 284,548.78 × 196,741.86
  4. Step 4: Simplify right side
    206,189.70x = 55,982,656,237.93
  5. Step 5: Solve for x
    x = 55,982,656,237.93/206,189.70
  6. Step 6: Final answer
    x = 271,510.44

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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.