Home / 54,161.20-81,243.92-16,717.93

Finding the Fourth Proportional to 54,161.20, 81,243.92 and 16,717.93

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Solution

The fourth proportional to 54,161.20, 81,243.92 and 16,717.93 is: 25,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161.20 : 81,243.92 = 16,717.93 : x
  2. Step 2: Convert to fraction form
    54,161.20/81,243.92 = 16,717.93/x
  3. Step 3: Cross multiply
    54,161.20x = 81,243.92 × 16,717.93
  4. Step 4: Simplify right side
    54,161.20x = 1,358,230,167.49
  5. Step 5: Solve for x
    x = 1,358,230,167.49/54,161.20
  6. Step 6: Final answer
    x = 25,077.55

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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.