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Finding the Third Proportional to 36,672.75 and 55,419.19

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Solution

The third proportional to 36,672.75 and 55,419.19 is: 83,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,672.75 : 55,419.19 = 55,419.19 : x
  2. Step 2: Convert to fraction form
    36,672.75/55,419.19 = 55,419.19/x
  3. Step 3: Cross multiply
    36,672.75x = 55,419.19 × 55,419.19
  4. Step 4: Simplify right side
    36,672.75x = 3,071,286,343.16
  5. Step 5: Solve for x
    x = 3,071,286,343.16/36,672.75
  6. Step 6: Final answer
    x = 83,748.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.