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Finding the Fourth Proportional to 195.63, 293.09 and 102.97

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Solution

The fourth proportional to 195.63, 293.09 and 102.97 is: 154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.63 : 293.09 = 102.97 : x
  2. Step 2: Convert to fraction form
    195.63/293.09 = 102.97/x
  3. Step 3: Cross multiply
    195.63x = 293.09 × 102.97
  4. Step 4: Simplify right side
    195.63x = 30,179.48
  5. Step 5: Solve for x
    x = 30,179.48/195.63
  6. Step 6: Final answer
    x = 154.27

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