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Finding the Third Proportional to 21,797 and 47,050

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Solution

The third proportional to 21,797 and 47,050 is: 101,559.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,797 : 47,050 = 47,050 : x
  2. Step 2: Convert to fraction form
    21,797/47,050 = 47,050/x
  3. Step 3: Cross multiply
    21,797x = 47,050 × 47,050
  4. Step 4: Simplify right side
    21,797x = 2,213,702,500
  5. Step 5: Solve for x
    x = 2,213,702,500/21,797
  6. Step 6: Final answer
    x = 101,559.96

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.