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Finding the Third Proportional to 76,104 and 117,036

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Solution

The third proportional to 76,104 and 117,036 is: 179,982.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,104 : 117,036 = 117,036 : x
  2. Step 2: Convert to fraction form
    76,104/117,036 = 117,036/x
  3. Step 3: Cross multiply
    76,104x = 117,036 × 117,036
  4. Step 4: Simplify right side
    76,104x = 13,697,425,296
  5. Step 5: Solve for x
    x = 13,697,425,296/76,104
  6. Step 6: Final answer
    x = 179,982.99

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.