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Finding the Third Proportional to 74,893 and 113,881

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Solution

The third proportional to 74,893 and 113,881 is: 173,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,893 : 113,881 = 113,881 : x
  2. Step 2: Convert to fraction form
    74,893/113,881 = 113,881/x
  3. Step 3: Cross multiply
    74,893x = 113,881 × 113,881
  4. Step 4: Simplify right side
    74,893x = 12,968,882,161
  5. Step 5: Solve for x
    x = 12,968,882,161/74,893
  6. Step 6: Final answer
    x = 173,165.48

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.