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Finding the Third Proportional to 55,635.75 and 121,933.13

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Solution

The third proportional to 55,635.75 and 121,933.13 is: 267,232.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,635.75 : 121,933.13 = 121,933.13 : x
  2. Step 2: Convert to fraction form
    55,635.75/121,933.13 = 121,933.13/x
  3. Step 3: Cross multiply
    55,635.75x = 121,933.13 × 121,933.13
  4. Step 4: Simplify right side
    55,635.75x = 14,867,686,972.27
  5. Step 5: Solve for x
    x = 14,867,686,972.27/55,635.75
  6. Step 6: Final answer
    x = 267,232.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.