Home / 54,227.82-74,833.87-31,249.20

Finding the Fourth Proportional to 54,227.82, 74,833.87 and 31,249.20

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Solution

The fourth proportional to 54,227.82, 74,833.87 and 31,249.20 is: 43,123.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,227.82 : 74,833.87 = 31,249.20 : x
  2. Step 2: Convert to fraction form
    54,227.82/74,833.87 = 31,249.20/x
  3. Step 3: Cross multiply
    54,227.82x = 74,833.87 × 31,249.20
  4. Step 4: Simplify right side
    54,227.82x = 2,338,498,492.28
  5. Step 5: Solve for x
    x = 2,338,498,492.28/54,227.82
  6. Step 6: Final answer
    x = 43,123.59

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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.