Home / 54,471.62-81,669.35-27,825.86

Finding the Fourth Proportional to 54,471.62, 81,669.35 and 27,825.86

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Solution

The fourth proportional to 54,471.62, 81,669.35 and 27,825.86 is: 41,719.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,471.62 : 81,669.35 = 27,825.86 : x
  2. Step 2: Convert to fraction form
    54,471.62/81,669.35 = 27,825.86/x
  3. Step 3: Cross multiply
    54,471.62x = 81,669.35 × 27,825.86
  4. Step 4: Simplify right side
    54,471.62x = 2,272,519,351.91
  5. Step 5: Solve for x
    x = 2,272,519,351.91/54,471.62
  6. Step 6: Final answer
    x = 41,719.33

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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.