Home / 167,132.10-230,641.59-90,650.88

Finding the Fourth Proportional to 167,132.10, 230,641.59 and 90,650.88

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Solution

The fourth proportional to 167,132.10, 230,641.59 and 90,650.88 is: 125,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,132.10 : 230,641.59 = 90,650.88 : x
  2. Step 2: Convert to fraction form
    167,132.10/230,641.59 = 90,650.88/x
  3. Step 3: Cross multiply
    167,132.10x = 230,641.59 × 90,650.88
  4. Step 4: Simplify right side
    167,132.10x = 20,907,863,098.10
  5. Step 5: Solve for x
    x = 20,907,863,098.10/167,132.10
  6. Step 6: Final answer
    x = 125,097.83

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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.