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Finding the Third Proportional to 12,066.75 and 19,201.13

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Solution

The third proportional to 12,066.75 and 19,201.13 is: 30,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066.75 : 19,201.13 = 19,201.13 : x
  2. Step 2: Convert to fraction form
    12,066.75/19,201.13 = 19,201.13/x
  3. Step 3: Cross multiply
    12,066.75x = 19,201.13 × 19,201.13
  4. Step 4: Simplify right side
    12,066.75x = 368,683,201.27
  5. Step 5: Solve for x
    x = 368,683,201.27/12,066.75
  6. Step 6: Final answer
    x = 30,553.65

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.