Home / 168,701.44-232,648.86-108,290.56

Finding the Fourth Proportional to 168,701.44, 232,648.86 and 108,290.56

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Solution

The fourth proportional to 168,701.44, 232,648.86 and 108,290.56 is: 149,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,701.44 : 232,648.86 = 108,290.56 : x
  2. Step 2: Convert to fraction form
    168,701.44/232,648.86 = 108,290.56/x
  3. Step 3: Cross multiply
    168,701.44x = 232,648.86 × 108,290.56
  4. Step 4: Simplify right side
    168,701.44x = 25,193,675,332.76
  5. Step 5: Solve for x
    x = 25,193,675,332.76/168,701.44
  6. Step 6: Final answer
    x = 149,338.83

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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.