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Finding the Fourth Proportional to 167,377.97, 230,980.88 and 90,896.54

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Solution

The fourth proportional to 167,377.97, 230,980.88 and 90,896.54 is: 125,436.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,377.97 : 230,980.88 = 90,896.54 : x
  2. Step 2: Convert to fraction form
    167,377.97/230,980.88 = 90,896.54/x
  3. Step 3: Cross multiply
    167,377.97x = 230,980.88 × 90,896.54
  4. Step 4: Simplify right side
    167,377.97x = 20,995,361,870.49
  5. Step 5: Solve for x
    x = 20,995,361,870.49/167,377.97
  6. Step 6: Final answer
    x = 125,436.83

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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.