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Finding the Third Proportional to 20,101.88 and 30,000.88

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Solution

The third proportional to 20,101.88 and 30,000.88 is: 44,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,101.88 : 30,000.88 = 30,000.88 : x
  2. Step 2: Convert to fraction form
    20,101.88/30,000.88 = 30,000.88/x
  3. Step 3: Cross multiply
    20,101.88x = 30,000.88 × 30,000.88
  4. Step 4: Simplify right side
    20,101.88x = 900,052,500.77
  5. Step 5: Solve for x
    x = 900,052,500.77/20,101.88
  6. Step 6: Final answer
    x = 44,774.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.