Home / 54,231.03-81,342.44-16,791.41

Finding the Fourth Proportional to 54,231.03, 81,342.44 and 16,791.41

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Solution

The fourth proportional to 54,231.03, 81,342.44 and 16,791.41 is: 25,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,231.03 : 81,342.44 = 16,791.41 : x
  2. Step 2: Convert to fraction form
    54,231.03/81,342.44 = 16,791.41/x
  3. Step 3: Cross multiply
    54,231.03x = 81,342.44 × 16,791.41
  4. Step 4: Simplify right side
    54,231.03x = 1,365,854,442.81
  5. Step 5: Solve for x
    x = 1,365,854,442.81/54,231.03
  6. Step 6: Final answer
    x = 25,185.85

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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.