Home / 206,002.56-284,291.63-115,357.73

Finding the Fourth Proportional to 206,002.56, 284,291.63 and 115,357.73

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Solution

The fourth proportional to 206,002.56, 284,291.63 and 115,357.73 is: 159,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,002.56 : 284,291.63 = 115,357.73 : x
  2. Step 2: Convert to fraction form
    206,002.56/284,291.63 = 115,357.73/x
  3. Step 3: Cross multiply
    206,002.56x = 284,291.63 × 115,357.73
  4. Step 4: Simplify right side
    206,002.56x = 32,795,235,961.74
  5. Step 5: Solve for x
    x = 32,795,235,961.74/206,002.56
  6. Step 6: Final answer
    x = 159,198.20

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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.