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Finding the Fourth Proportional to 195.05, 292.32 and 92.09

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Solution

The fourth proportional to 195.05, 292.32 and 92.09 is: 138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.05 : 292.32 = 92.09 : x
  2. Step 2: Convert to fraction form
    195.05/292.32 = 92.09/x
  3. Step 3: Cross multiply
    195.05x = 292.32 × 92.09
  4. Step 4: Simplify right side
    195.05x = 26,920.48
  5. Step 5: Solve for x
    x = 26,920.48/195.05
  6. Step 6: Final answer
    x = 138.02

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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.