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Finding the Third Proportional to 45,054 and 67,581

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Solution

The third proportional to 45,054 and 67,581 is: 101,371.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,054 : 67,581 = 67,581 : x
  2. Step 2: Convert to fraction form
    45,054/67,581 = 67,581/x
  3. Step 3: Cross multiply
    45,054x = 67,581 × 67,581
  4. Step 4: Simplify right side
    45,054x = 4,567,191,561
  5. Step 5: Solve for x
    x = 4,567,191,561/45,054
  6. Step 6: Final answer
    x = 101,371.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.