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Finding the Third Proportional to 49,335 and 106,972.50

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Solution

The third proportional to 49,335 and 106,972.50 is: 231,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,335 : 106,972.50 = 106,972.50 : x
  2. Step 2: Convert to fraction form
    49,335/106,972.50 = 106,972.50/x
  3. Step 3: Cross multiply
    49,335x = 106,972.50 × 106,972.50
  4. Step 4: Simplify right side
    49,335x = 11,443,115,756.25
  5. Step 5: Solve for x
    x = 11,443,115,756.25/49,335
  6. Step 6: Final answer
    x = 231,947.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.