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Finding the Third Proportional to 94.75 and 155

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Solution

The third proportional to 94.75 and 155 is: 253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.75 : 155 = 155 : x
  2. Step 2: Convert to fraction form
    94.75/155 = 155/x
  3. Step 3: Cross multiply
    94.75x = 155 × 155
  4. Step 4: Simplify right side
    94.75x = 24,025
  5. Step 5: Solve for x
    x = 24,025/94.75
  6. Step 6: Final answer
    x = 253.56

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.