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Finding the Third Proportional to 5,158 and 8,094

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Solution

The third proportional to 5,158 and 8,094 is: 12,701.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158 : 8,094 = 8,094 : x
  2. Step 2: Convert to fraction form
    5,158/8,094 = 8,094/x
  3. Step 3: Cross multiply
    5,158x = 8,094 × 8,094
  4. Step 4: Simplify right side
    5,158x = 65,512,836
  5. Step 5: Solve for x
    x = 65,512,836/5,158
  6. Step 6: Final answer
    x = 12,701.21

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.