Home / 206,184.04-284,529.14-121,306.56

Finding the Fourth Proportional to 206,184.04, 284,529.14 and 121,306.56

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Solution

The fourth proportional to 206,184.04, 284,529.14 and 121,306.56 is: 167,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,184.04 : 284,529.14 = 121,306.56 : x
  2. Step 2: Convert to fraction form
    206,184.04/284,529.14 = 121,306.56/x
  3. Step 3: Cross multiply
    206,184.04x = 284,529.14 × 121,306.56
  4. Step 4: Simplify right side
    206,184.04x = 34,515,251,193.16
  5. Step 5: Solve for x
    x = 34,515,251,193.16/206,184.04
  6. Step 6: Final answer
    x = 167,400.21

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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.