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Finding the Third Proportional to 85,208 and 119,168

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Solution

The third proportional to 85,208 and 119,168 is: 166,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,208 : 119,168 = 119,168 : x
  2. Step 2: Convert to fraction form
    85,208/119,168 = 119,168/x
  3. Step 3: Cross multiply
    85,208x = 119,168 × 119,168
  4. Step 4: Simplify right side
    85,208x = 14,201,012,224
  5. Step 5: Solve for x
    x = 14,201,012,224/85,208
  6. Step 6: Final answer
    x = 166,662.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.