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Finding the Third Proportional to 33,272.50 and 48,935

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Solution

The third proportional to 33,272.50 and 48,935 is: 71,970.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.50 : 48,935 = 48,935 : x
  2. Step 2: Convert to fraction form
    33,272.50/48,935 = 48,935/x
  3. Step 3: Cross multiply
    33,272.50x = 48,935 × 48,935
  4. Step 4: Simplify right side
    33,272.50x = 2,394,634,225
  5. Step 5: Solve for x
    x = 2,394,634,225/33,272.50
  6. Step 6: Final answer
    x = 71,970.37

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.