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Finding the Third Proportional to 48.94 and 105.19

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Solution

The third proportional to 48.94 and 105.19 is: 226.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.94 : 105.19 = 105.19 : x
  2. Step 2: Convert to fraction form
    48.94/105.19 = 105.19/x
  3. Step 3: Cross multiply
    48.94x = 105.19 × 105.19
  4. Step 4: Simplify right side
    48.94x = 11,064.41
  5. Step 5: Solve for x
    x = 11,064.41/48.94
  6. Step 6: Final answer
    x = 226.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.