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Finding the Third Proportional to 37,058 and 81,178

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Solution

The third proportional to 37,058 and 81,178 is: 177,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,058 : 81,178 = 81,178 : x
  2. Step 2: Convert to fraction form
    37,058/81,178 = 81,178/x
  3. Step 3: Cross multiply
    37,058x = 81,178 × 81,178
  4. Step 4: Simplify right side
    37,058x = 6,589,867,684
  5. Step 5: Solve for x
    x = 6,589,867,684/37,058
  6. Step 6: Final answer
    x = 177,825.78

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.