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Finding the Third Proportional to 20,038.50 and 29,949.75

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Solution

The third proportional to 20,038.50 and 29,949.75 is: 44,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038.50 : 29,949.75 = 29,949.75 : x
  2. Step 2: Convert to fraction form
    20,038.50/29,949.75 = 29,949.75/x
  3. Step 3: Cross multiply
    20,038.50x = 29,949.75 × 29,949.75
  4. Step 4: Simplify right side
    20,038.50x = 896,987,525.06
  5. Step 5: Solve for x
    x = 896,987,525.06/20,038.50
  6. Step 6: Final answer
    x = 44,763.21

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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.