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Finding the Third Proportional to 21,904 and 45,995

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Solution

The third proportional to 21,904 and 45,995 is: 96,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904 : 45,995 = 45,995 : x
  2. Step 2: Convert to fraction form
    21,904/45,995 = 45,995/x
  3. Step 3: Cross multiply
    21,904x = 45,995 × 45,995
  4. Step 4: Simplify right side
    21,904x = 2,115,540,025
  5. Step 5: Solve for x
    x = 2,115,540,025/21,904
  6. Step 6: Final answer
    x = 96,582.36

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.