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Finding the Third Proportional to 21,804 and 47,062

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Solution

The third proportional to 21,804 and 47,062 is: 101,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804 : 47,062 = 47,062 : x
  2. Step 2: Convert to fraction form
    21,804/47,062 = 47,062/x
  3. Step 3: Cross multiply
    21,804x = 47,062 × 47,062
  4. Step 4: Simplify right side
    21,804x = 2,214,831,844
  5. Step 5: Solve for x
    x = 2,214,831,844/21,804
  6. Step 6: Final answer
    x = 101,579.15

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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.