Home / 206,091.84-283,921.20-193,691.55

Finding the Fourth Proportional to 206,091.84, 283,921.20 and 193,691.55

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Solution

The fourth proportional to 206,091.84, 283,921.20 and 193,691.55 is: 266,838.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,091.84 : 283,921.20 = 193,691.55 : x
  2. Step 2: Convert to fraction form
    206,091.84/283,921.20 = 193,691.55/x
  3. Step 3: Cross multiply
    206,091.84x = 283,921.20 × 193,691.55
  4. Step 4: Simplify right side
    206,091.84x = 54,993,137,305.86
  5. Step 5: Solve for x
    x = 54,993,137,305.86/206,091.84
  6. Step 6: Final answer
    x = 266,838.01

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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.