Home / 168,449.73-252,456.07-68,493.57

Finding the Fourth Proportional to 168,449.73, 252,456.07 and 68,493.57

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Solution

The fourth proportional to 168,449.73, 252,456.07 and 68,493.57 is: 102,651.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,449.73 : 252,456.07 = 68,493.57 : x
  2. Step 2: Convert to fraction form
    168,449.73/252,456.07 = 68,493.57/x
  3. Step 3: Cross multiply
    168,449.73x = 252,456.07 × 68,493.57
  4. Step 4: Simplify right side
    168,449.73x = 17,291,617,502.47
  5. Step 5: Solve for x
    x = 17,291,617,502.47/168,449.73
  6. Step 6: Final answer
    x = 102,651.50

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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.