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Finding the Third Proportional to 39,194 and 55,851

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Solution

The third proportional to 39,194 and 55,851 is: 79,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,194 : 55,851 = 55,851 : x
  2. Step 2: Convert to fraction form
    39,194/55,851 = 55,851/x
  3. Step 3: Cross multiply
    39,194x = 55,851 × 55,851
  4. Step 4: Simplify right side
    39,194x = 3,119,334,201
  5. Step 5: Solve for x
    x = 3,119,334,201/39,194
  6. Step 6: Final answer
    x = 79,587.03

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.