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Finding the Third Proportional to 36,142 and 79,088

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Solution

The third proportional to 36,142 and 79,088 is: 173,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,142 : 79,088 = 79,088 : x
  2. Step 2: Convert to fraction form
    36,142/79,088 = 79,088/x
  3. Step 3: Cross multiply
    36,142x = 79,088 × 79,088
  4. Step 4: Simplify right side
    36,142x = 6,254,911,744
  5. Step 5: Solve for x
    x = 6,254,911,744/36,142
  6. Step 6: Final answer
    x = 173,064.90

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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.