Home / 54,020.12-80,992.38-25,906.64

Finding the Fourth Proportional to 54,020.12, 80,992.38 and 25,906.64

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Solution

The fourth proportional to 54,020.12, 80,992.38 and 25,906.64 is: 38,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,020.12 : 80,992.38 = 25,906.64 : x
  2. Step 2: Convert to fraction form
    54,020.12/80,992.38 = 25,906.64/x
  3. Step 3: Cross multiply
    54,020.12x = 80,992.38 × 25,906.64
  4. Step 4: Simplify right side
    54,020.12x = 2,098,240,431.40
  5. Step 5: Solve for x
    x = 2,098,240,431.40/54,020.12
  6. Step 6: Final answer
    x = 38,841.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.