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Finding the Fourth Proportional to 168,305.75, 232,275.80 and 95,731.37

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Solution

The fourth proportional to 168,305.75, 232,275.80 and 95,731.37 is: 132,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,305.75 : 232,275.80 = 95,731.37 : x
  2. Step 2: Convert to fraction form
    168,305.75/232,275.80 = 95,731.37/x
  3. Step 3: Cross multiply
    168,305.75x = 232,275.80 × 95,731.37
  4. Step 4: Simplify right side
    168,305.75x = 22,236,080,500.83
  5. Step 5: Solve for x
    x = 22,236,080,500.83/168,305.75
  6. Step 6: Final answer
    x = 132,117.18

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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.