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Finding the Third Proportional to 16,200.75 and 24,990.75

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Solution

The third proportional to 16,200.75 and 24,990.75 is: 38,549.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,200.75 : 24,990.75 = 24,990.75 : x
  2. Step 2: Convert to fraction form
    16,200.75/24,990.75 = 24,990.75/x
  3. Step 3: Cross multiply
    16,200.75x = 24,990.75 × 24,990.75
  4. Step 4: Simplify right side
    16,200.75x = 624,537,585.56
  5. Step 5: Solve for x
    x = 624,537,585.56/16,200.75
  6. Step 6: Final answer
    x = 38,549.92

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.