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Finding the Third Proportional to 25,158 and 54,416

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Solution

The third proportional to 25,158 and 54,416 is: 117,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158 : 54,416 = 54,416 : x
  2. Step 2: Convert to fraction form
    25,158/54,416 = 54,416/x
  3. Step 3: Cross multiply
    25,158x = 54,416 × 54,416
  4. Step 4: Simplify right side
    25,158x = 2,961,101,056
  5. Step 5: Solve for x
    x = 2,961,101,056/25,158
  6. Step 6: Final answer
    x = 117,700.18

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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.