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Finding the Third Proportional to 23,981.50 and 48,915

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Solution

The third proportional to 23,981.50 and 48,915 is: 99,771.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,981.50 : 48,915 = 48,915 : x
  2. Step 2: Convert to fraction form
    23,981.50/48,915 = 48,915/x
  3. Step 3: Cross multiply
    23,981.50x = 48,915 × 48,915
  4. Step 4: Simplify right side
    23,981.50x = 2,392,677,225
  5. Step 5: Solve for x
    x = 2,392,677,225/23,981.50
  6. Step 6: Final answer
    x = 99,771.79

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.