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Finding the Third Proportional to 15,063 and 31,823

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Solution

The third proportional to 15,063 and 31,823 is: 67,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063 : 31,823 = 31,823 : x
  2. Step 2: Convert to fraction form
    15,063/31,823 = 31,823/x
  3. Step 3: Cross multiply
    15,063x = 31,823 × 31,823
  4. Step 4: Simplify right side
    15,063x = 1,012,703,329
  5. Step 5: Solve for x
    x = 1,012,703,329/15,063
  6. Step 6: Final answer
    x = 67,231.18

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.