Home / 206,262.56-284,589.24-121,363.76

Finding the Fourth Proportional to 206,262.56, 284,589.24 and 121,363.76

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Solution

The fourth proportional to 206,262.56, 284,589.24 and 121,363.76 is: 167,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,262.56 : 284,589.24 = 121,363.76 : x
  2. Step 2: Convert to fraction form
    206,262.56/284,589.24 = 121,363.76/x
  3. Step 3: Cross multiply
    206,262.56x = 284,589.24 × 121,363.76
  4. Step 4: Simplify right side
    206,262.56x = 34,538,820,221.94
  5. Step 5: Solve for x
    x = 34,538,820,221.94/206,262.56
  6. Step 6: Final answer
    x = 167,450.75

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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.