Home / 54,112.80-81,175.68-22,944

Finding the Fourth Proportional to 54,112.80, 81,175.68 and 22,944

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Solution

The fourth proportional to 54,112.80, 81,175.68 and 22,944 is: 34,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,112.80 : 81,175.68 = 22,944 : x
  2. Step 2: Convert to fraction form
    54,112.80/81,175.68 = 22,944/x
  3. Step 3: Cross multiply
    54,112.80x = 81,175.68 × 22,944
  4. Step 4: Simplify right side
    54,112.80x = 1,862,494,801.92
  5. Step 5: Solve for x
    x = 1,862,494,801.92/54,112.80
  6. Step 6: Final answer
    x = 34,418.75

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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.