Home / 168,170.06-231,833.54-132,297.78

Finding the Fourth Proportional to 168,170.06, 231,833.54 and 132,297.78

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Solution

The fourth proportional to 168,170.06, 231,833.54 and 132,297.78 is: 182,381.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,170.06 : 231,833.54 = 132,297.78 : x
  2. Step 2: Convert to fraction form
    168,170.06/231,833.54 = 132,297.78/x
  3. Step 3: Cross multiply
    168,170.06x = 231,833.54 × 132,297.78
  4. Step 4: Simplify right side
    168,170.06x = 30,671,062,671.54
  5. Step 5: Solve for x
    x = 30,671,062,671.54/168,170.06
  6. Step 6: Final answer
    x = 182,381.23

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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.