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Finding the Third Proportional to 21,595 and 47,191

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Solution

The third proportional to 21,595 and 47,191 is: 103,125.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595 : 47,191 = 47,191 : x
  2. Step 2: Convert to fraction form
    21,595/47,191 = 47,191/x
  3. Step 3: Cross multiply
    21,595x = 47,191 × 47,191
  4. Step 4: Simplify right side
    21,595x = 2,226,990,481
  5. Step 5: Solve for x
    x = 2,226,990,481/21,595
  6. Step 6: Final answer
    x = 103,125.28

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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.