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Finding the Fourth Proportional to 195.46, 293.19 and 104.34

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Solution

The fourth proportional to 195.46, 293.19 and 104.34 is: 156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.46 : 293.19 = 104.34 : x
  2. Step 2: Convert to fraction form
    195.46/293.19 = 104.34/x
  3. Step 3: Cross multiply
    195.46x = 293.19 × 104.34
  4. Step 4: Simplify right side
    195.46x = 30,591.44
  5. Step 5: Solve for x
    x = 30,591.44/195.46
  6. Step 6: Final answer
    x = 156.51

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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.