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Finding the Third Proportional to 24,890 and 54,153

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Solution

The third proportional to 24,890 and 54,153 is: 117,820.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,890 : 54,153 = 54,153 : x
  2. Step 2: Convert to fraction form
    24,890/54,153 = 54,153/x
  3. Step 3: Cross multiply
    24,890x = 54,153 × 54,153
  4. Step 4: Simplify right side
    24,890x = 2,932,547,409
  5. Step 5: Solve for x
    x = 2,932,547,409/24,890
  6. Step 6: Final answer
    x = 117,820.31

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.