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Finding the Fourth Proportional to 168,657.77, 232,725.22 and 108,310.15

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Solution

The fourth proportional to 168,657.77, 232,725.22 and 108,310.15 is: 149,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,657.77 : 232,725.22 = 108,310.15 : x
  2. Step 2: Convert to fraction form
    168,657.77/232,725.22 = 108,310.15/x
  3. Step 3: Cross multiply
    168,657.77x = 232,725.22 × 108,310.15
  4. Step 4: Simplify right side
    168,657.77x = 25,206,504,116.36
  5. Step 5: Solve for x
    x = 25,206,504,116.36/168,657.77
  6. Step 6: Final answer
    x = 149,453.56

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1.5x scale

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.