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Finding the Fourth Proportional to 195.13, 269.24 and 125.16

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Solution

The fourth proportional to 195.13, 269.24 and 125.16 is: 172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.13 : 269.24 = 125.16 : x
  2. Step 2: Convert to fraction form
    195.13/269.24 = 125.16/x
  3. Step 3: Cross multiply
    195.13x = 269.24 × 125.16
  4. Step 4: Simplify right side
    195.13x = 33,698.08
  5. Step 5: Solve for x
    x = 33,698.08/195.13
  6. Step 6: Final answer
    x = 172.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.