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Finding the Third Proportional to 33,976.13 and 73,131.19

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Solution

The third proportional to 33,976.13 and 73,131.19 is: 157,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,976.13 : 73,131.19 = 73,131.19 : x
  2. Step 2: Convert to fraction form
    33,976.13/73,131.19 = 73,131.19/x
  3. Step 3: Cross multiply
    33,976.13x = 73,131.19 × 73,131.19
  4. Step 4: Simplify right side
    33,976.13x = 5,348,170,585.16
  5. Step 5: Solve for x
    x = 5,348,170,585.16/33,976.13
  6. Step 6: Final answer
    x = 157,409.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.