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Finding the Third Proportional to 55,609.03 and 131,112.84

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Solution

The third proportional to 55,609.03 and 131,112.84 is: 309,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,609.03 : 131,112.84 = 131,112.84 : x
  2. Step 2: Convert to fraction form
    55,609.03/131,112.84 = 131,112.84/x
  3. Step 3: Cross multiply
    55,609.03x = 131,112.84 × 131,112.84
  4. Step 4: Simplify right side
    55,609.03x = 17,190,577,796.21
  5. Step 5: Solve for x
    x = 17,190,577,796.21/55,609.03
  6. Step 6: Final answer
    x = 309,132.84

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.