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Finding the Third Proportional to 24,921 and 53,755

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Solution

The third proportional to 24,921 and 53,755 is: 115,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,921 : 53,755 = 53,755 : x
  2. Step 2: Convert to fraction form
    24,921/53,755 = 53,755/x
  3. Step 3: Cross multiply
    24,921x = 53,755 × 53,755
  4. Step 4: Simplify right side
    24,921x = 2,889,600,025
  5. Step 5: Solve for x
    x = 2,889,600,025/24,921
  6. Step 6: Final answer
    x = 115,950.40

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.