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Finding the Third Proportional to 21,993.75 and 48,903.75

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Solution

The third proportional to 21,993.75 and 48,903.75 is: 108,738.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,993.75 : 48,903.75 = 48,903.75 : x
  2. Step 2: Convert to fraction form
    21,993.75/48,903.75 = 48,903.75/x
  3. Step 3: Cross multiply
    21,993.75x = 48,903.75 × 48,903.75
  4. Step 4: Simplify right side
    21,993.75x = 2,391,576,764.06
  5. Step 5: Solve for x
    x = 2,391,576,764.06/21,993.75
  6. Step 6: Final answer
    x = 108,738.93

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.