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Finding the Third Proportional to 25,007.75 and 38,709.75

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Solution

The third proportional to 25,007.75 and 38,709.75 is: 59,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,007.75 : 38,709.75 = 38,709.75 : x
  2. Step 2: Convert to fraction form
    25,007.75/38,709.75 = 38,709.75/x
  3. Step 3: Cross multiply
    25,007.75x = 38,709.75 × 38,709.75
  4. Step 4: Simplify right side
    25,007.75x = 1,498,444,745.06
  5. Step 5: Solve for x
    x = 1,498,444,745.06/25,007.75
  6. Step 6: Final answer
    x = 59,919.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.