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Finding the Third Proportional to 18,063 and 21,070.13

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Solution

The third proportional to 18,063 and 21,070.13 is: 24,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063 : 21,070.13 = 21,070.13 : x
  2. Step 2: Convert to fraction form
    18,063/21,070.13 = 21,070.13/x
  3. Step 3: Cross multiply
    18,063x = 21,070.13 × 21,070.13
  4. Step 4: Simplify right side
    18,063x = 443,950,167.52
  5. Step 5: Solve for x
    x = 443,950,167.52/18,063
  6. Step 6: Final answer
    x = 24,577.88

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.