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Finding the Third Proportional to 40,158 and 84,837

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Solution

The third proportional to 40,158 and 84,837 is: 179,224.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,158 : 84,837 = 84,837 : x
  2. Step 2: Convert to fraction form
    40,158/84,837 = 84,837/x
  3. Step 3: Cross multiply
    40,158x = 84,837 × 84,837
  4. Step 4: Simplify right side
    40,158x = 7,197,316,569
  5. Step 5: Solve for x
    x = 7,197,316,569/40,158
  6. Step 6: Final answer
    x = 179,224.98

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.