Home / 168,512.46-252,767.97-68,650.38

Finding the Fourth Proportional to 168,512.46, 252,767.97 and 68,650.38

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Solution

The fourth proportional to 168,512.46, 252,767.97 and 68,650.38 is: 102,975.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,512.46 : 252,767.97 = 68,650.38 : x
  2. Step 2: Convert to fraction form
    168,512.46/252,767.97 = 68,650.38/x
  3. Step 3: Cross multiply
    168,512.46x = 252,767.97 × 68,650.38
  4. Step 4: Simplify right side
    168,512.46x = 17,352,617,192.33
  5. Step 5: Solve for x
    x = 17,352,617,192.33/168,512.46
  6. Step 6: Final answer
    x = 102,975.28

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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.