Home / 54,620.68-81,932.10-17,179.96

Finding the Fourth Proportional to 54,620.68, 81,932.10 and 17,179.96

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Solution

The fourth proportional to 54,620.68, 81,932.10 and 17,179.96 is: 25,770.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,620.68 : 81,932.10 = 17,179.96 : x
  2. Step 2: Convert to fraction form
    54,620.68/81,932.10 = 17,179.96/x
  3. Step 3: Cross multiply
    54,620.68x = 81,932.10 × 17,179.96
  4. Step 4: Simplify right side
    54,620.68x = 1,407,590,200.72
  5. Step 5: Solve for x
    x = 1,407,590,200.72/54,620.68
  6. Step 6: Final answer
    x = 25,770.28

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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.