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Finding the Third Proportional to 39,696.75 and 84,852

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Solution

The third proportional to 39,696.75 and 84,852 is: 181,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,696.75 : 84,852 = 84,852 : x
  2. Step 2: Convert to fraction form
    39,696.75/84,852 = 84,852/x
  3. Step 3: Cross multiply
    39,696.75x = 84,852 × 84,852
  4. Step 4: Simplify right side
    39,696.75x = 7,199,861,904
  5. Step 5: Solve for x
    x = 7,199,861,904/39,696.75
  6. Step 6: Final answer
    x = 181,371.57

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.