Home / 168,382.90-252,354.97-68,426.25

Finding the Fourth Proportional to 168,382.90, 252,354.97 and 68,426.25

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Solution

The fourth proportional to 168,382.90, 252,354.97 and 68,426.25 is: 102,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,382.90 : 252,354.97 = 68,426.25 : x
  2. Step 2: Convert to fraction form
    168,382.90/252,354.97 = 68,426.25/x
  3. Step 3: Cross multiply
    168,382.90x = 252,354.97 × 68,426.25
  4. Step 4: Simplify right side
    168,382.90x = 17,267,704,265.96
  5. Step 5: Solve for x
    x = 17,267,704,265.96/168,382.90
  6. Step 6: Final answer
    x = 102,550.22

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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.