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Finding the Third Proportional to 8,138 and 19,094

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Solution

The third proportional to 8,138 and 19,094 is: 44,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,138 : 19,094 = 19,094 : x
  2. Step 2: Convert to fraction form
    8,138/19,094 = 19,094/x
  3. Step 3: Cross multiply
    8,138x = 19,094 × 19,094
  4. Step 4: Simplify right side
    8,138x = 364,580,836
  5. Step 5: Solve for x
    x = 364,580,836/8,138
  6. Step 6: Final answer
    x = 44,799.81

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.