Home / 166,454.75-229,708.38-91,003.25

Finding the Fourth Proportional to 166,454.75, 229,708.38 and 91,003.25

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Solution

The fourth proportional to 166,454.75, 229,708.38 and 91,003.25 is: 125,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,454.75 : 229,708.38 = 91,003.25 : x
  2. Step 2: Convert to fraction form
    166,454.75/229,708.38 = 91,003.25/x
  3. Step 3: Cross multiply
    166,454.75x = 229,708.38 × 91,003.25
  4. Step 4: Simplify right side
    166,454.75x = 20,904,209,132.24
  5. Step 5: Solve for x
    x = 20,904,209,132.24/166,454.75
  6. Step 6: Final answer
    x = 125,584.94

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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.