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Finding the Fourth Proportional to 195.32, 269.44 and 146.36

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Solution

The fourth proportional to 195.32, 269.44 and 146.36 is: 201.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.32 : 269.44 = 146.36 : x
  2. Step 2: Convert to fraction form
    195.32/269.44 = 146.36/x
  3. Step 3: Cross multiply
    195.32x = 269.44 × 146.36
  4. Step 4: Simplify right side
    195.32x = 39,435.24
  5. Step 5: Solve for x
    x = 39,435.24/195.32
  6. Step 6: Final answer
    x = 201.90

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Why These Related Problems?

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