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Finding the Third Proportional to 16,129.13 and 36,999.28

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Solution

The third proportional to 16,129.13 and 36,999.28 is: 84,874.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129.13 : 36,999.28 = 36,999.28 : x
  2. Step 2: Convert to fraction form
    16,129.13/36,999.28 = 36,999.28/x
  3. Step 3: Cross multiply
    16,129.13x = 36,999.28 × 36,999.28
  4. Step 4: Simplify right side
    16,129.13x = 1,368,946,813.02
  5. Step 5: Solve for x
    x = 1,368,946,813.02/16,129.13
  6. Step 6: Final answer
    x = 84,874.21

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Why These Related Problems?

These problems maintain the same ratio (2.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.