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Finding the Third Proportional to 54,274.50 and 118,107

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Solution

The third proportional to 54,274.50 and 118,107 is: 257,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,274.50 : 118,107 = 118,107 : x
  2. Step 2: Convert to fraction form
    54,274.50/118,107 = 118,107/x
  3. Step 3: Cross multiply
    54,274.50x = 118,107 × 118,107
  4. Step 4: Simplify right side
    54,274.50x = 13,949,263,449
  5. Step 5: Solve for x
    x = 13,949,263,449/54,274.50
  6. Step 6: Final answer
    x = 257,013.21

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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.