Home / 168,617.96-232,801.26-108,214.64

Finding the Fourth Proportional to 168,617.96, 232,801.26 and 108,214.64

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Solution

The fourth proportional to 168,617.96, 232,801.26 and 108,214.64 is: 149,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,617.96 : 232,801.26 = 108,214.64 : x
  2. Step 2: Convert to fraction form
    168,617.96/232,801.26 = 108,214.64/x
  3. Step 3: Cross multiply
    168,617.96x = 232,801.26 × 108,214.64
  4. Step 4: Simplify right side
    168,617.96x = 25,192,504,542.45
  5. Step 5: Solve for x
    x = 25,192,504,542.45/168,617.96
  6. Step 6: Final answer
    x = 149,405.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.