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Finding the Fourth Proportional to 230,229.44, 345,344.16 and 111,799.28

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Solution

The fourth proportional to 230,229.44, 345,344.16 and 111,799.28 is: 167,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,229.44 : 345,344.16 = 111,799.28 : x
  2. Step 2: Convert to fraction form
    230,229.44/345,344.16 = 111,799.28/x
  3. Step 3: Cross multiply
    230,229.44x = 345,344.16 × 111,799.28
  4. Step 4: Simplify right side
    230,229.44x = 38,609,228,440.20
  5. Step 5: Solve for x
    x = 38,609,228,440.20/230,229.44
  6. Step 6: Final answer
    x = 167,698.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.