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Finding the Third Proportional to 36,108 and 79,190

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Solution

The third proportional to 36,108 and 79,190 is: 173,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,108 : 79,190 = 79,190 : x
  2. Step 2: Convert to fraction form
    36,108/79,190 = 79,190/x
  3. Step 3: Cross multiply
    36,108x = 79,190 × 79,190
  4. Step 4: Simplify right side
    36,108x = 6,271,056,100
  5. Step 5: Solve for x
    x = 6,271,056,100/36,108
  6. Step 6: Final answer
    x = 173,674.98

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.