Home / 54,124.36-81,194.19-16,687.48

Finding the Fourth Proportional to 54,124.36, 81,194.19 and 16,687.48

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Solution

The fourth proportional to 54,124.36, 81,194.19 and 16,687.48 is: 25,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,124.36 : 81,194.19 = 16,687.48 : x
  2. Step 2: Convert to fraction form
    54,124.36/81,194.19 = 16,687.48/x
  3. Step 3: Cross multiply
    54,124.36x = 81,194.19 × 16,687.48
  4. Step 4: Simplify right side
    54,124.36x = 1,354,926,421.74
  5. Step 5: Solve for x
    x = 1,354,926,421.74/54,124.36
  6. Step 6: Final answer
    x = 25,033.58

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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.