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Finding the Third Proportional to 32,745.38 and 66,865.50

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Solution

The third proportional to 32,745.38 and 66,865.50 is: 136,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,745.38 : 66,865.50 = 66,865.50 : x
  2. Step 2: Convert to fraction form
    32,745.38/66,865.50 = 66,865.50/x
  3. Step 3: Cross multiply
    32,745.38x = 66,865.50 × 66,865.50
  4. Step 4: Simplify right side
    32,745.38x = 4,470,995,090.25
  5. Step 5: Solve for x
    x = 4,470,995,090.25/32,745.38
  6. Step 6: Final answer
    x = 136,538.22

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.