Home / 54,227.88-81,466.70-38,472.03

Finding the Fourth Proportional to 54,227.88, 81,466.70 and 38,472.03

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Solution

The fourth proportional to 54,227.88, 81,466.70 and 38,472.03 is: 57,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,227.88 : 81,466.70 = 38,472.03 : x
  2. Step 2: Convert to fraction form
    54,227.88/81,466.70 = 38,472.03/x
  3. Step 3: Cross multiply
    54,227.88x = 81,466.70 × 38,472.03
  4. Step 4: Simplify right side
    54,227.88x = 3,134,189,134.04
  5. Step 5: Solve for x
    x = 3,134,189,134.04/54,227.88
  6. Step 6: Final answer
    x = 57,796.64

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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.