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Finding the Third Proportional to 32,148 and 68,544

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Solution

The third proportional to 32,148 and 68,544 is: 146,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,148 : 68,544 = 68,544 : x
  2. Step 2: Convert to fraction form
    32,148/68,544 = 68,544/x
  3. Step 3: Cross multiply
    32,148x = 68,544 × 68,544
  4. Step 4: Simplify right side
    32,148x = 4,698,279,936
  5. Step 5: Solve for x
    x = 4,698,279,936/32,148
  6. Step 6: Final answer
    x = 146,145.33

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.