Home / 168,510.11-252,843.30-73,727.79

Finding the Fourth Proportional to 168,510.11, 252,843.30 and 73,727.79

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Solution

The fourth proportional to 168,510.11, 252,843.30 and 73,727.79 is: 110,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,510.11 : 252,843.30 = 73,727.79 : x
  2. Step 2: Convert to fraction form
    168,510.11/252,843.30 = 73,727.79/x
  3. Step 3: Cross multiply
    168,510.11x = 252,843.30 × 73,727.79
  4. Step 4: Simplify right side
    168,510.11x = 18,641,577,725.31
  5. Step 5: Solve for x
    x = 18,641,577,725.31/168,510.11
  6. Step 6: Final answer
    x = 110,625.87

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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.