Home / 54,135.37-81,217.07-16,694.61

Finding the Fourth Proportional to 54,135.37, 81,217.07 and 16,694.61

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Solution

The fourth proportional to 54,135.37, 81,217.07 and 16,694.61 is: 25,046.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,135.37 : 81,217.07 = 16,694.61 : x
  2. Step 2: Convert to fraction form
    54,135.37/81,217.07 = 16,694.61/x
  3. Step 3: Cross multiply
    54,135.37x = 81,217.07 × 16,694.61
  4. Step 4: Simplify right side
    54,135.37x = 1,355,887,645.35
  5. Step 5: Solve for x
    x = 1,355,887,645.35/54,135.37
  6. Step 6: Final answer
    x = 25,046.24

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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.