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Finding the Third Proportional to 26,172 and 40,044

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Solution

The third proportional to 26,172 and 40,044 is: 61,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,172 : 40,044 = 40,044 : x
  2. Step 2: Convert to fraction form
    26,172/40,044 = 40,044/x
  3. Step 3: Cross multiply
    26,172x = 40,044 × 40,044
  4. Step 4: Simplify right side
    26,172x = 1,603,521,936
  5. Step 5: Solve for x
    x = 1,603,521,936/26,172
  6. Step 6: Final answer
    x = 61,268.61

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.