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Finding the Third Proportional to 34,187.81 and 73,843.13

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Solution

The third proportional to 34,187.81 and 73,843.13 is: 159,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187.81 : 73,843.13 = 73,843.13 : x
  2. Step 2: Convert to fraction form
    34,187.81/73,843.13 = 73,843.13/x
  3. Step 3: Cross multiply
    34,187.81x = 73,843.13 × 73,843.13
  4. Step 4: Simplify right side
    34,187.81x = 5,452,807,109.77
  5. Step 5: Solve for x
    x = 5,452,807,109.77/34,187.81
  6. Step 6: Final answer
    x = 159,495.64

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.