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Finding the Third Proportional to 37,045 and 81,117

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Solution

The third proportional to 37,045 and 81,117 is: 177,620.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,045 : 81,117 = 81,117 : x
  2. Step 2: Convert to fraction form
    37,045/81,117 = 81,117/x
  3. Step 3: Cross multiply
    37,045x = 81,117 × 81,117
  4. Step 4: Simplify right side
    37,045x = 6,579,967,689
  5. Step 5: Solve for x
    x = 6,579,967,689/37,045
  6. Step 6: Final answer
    x = 177,620.94

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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.