Home / 54,116.63-81,182.57-16,679.73

Finding the Fourth Proportional to 54,116.63, 81,182.57 and 16,679.73

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Solution

The fourth proportional to 54,116.63, 81,182.57 and 16,679.73 is: 25,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,116.63 : 81,182.57 = 16,679.73 : x
  2. Step 2: Convert to fraction form
    54,116.63/81,182.57 = 16,679.73/x
  3. Step 3: Cross multiply
    54,116.63x = 81,182.57 × 16,679.73
  4. Step 4: Simplify right side
    54,116.63x = 1,354,103,348.31
  5. Step 5: Solve for x
    x = 1,354,103,348.31/54,116.63
  6. Step 6: Final answer
    x = 25,021.95

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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.