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Finding the Third Proportional to 14,735 and 31,823

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Solution

The third proportional to 14,735 and 31,823 is: 68,727.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735 : 31,823 = 31,823 : x
  2. Step 2: Convert to fraction form
    14,735/31,823 = 31,823/x
  3. Step 3: Cross multiply
    14,735x = 31,823 × 31,823
  4. Step 4: Simplify right side
    14,735x = 1,012,703,329
  5. Step 5: Solve for x
    x = 1,012,703,329/14,735
  6. Step 6: Final answer
    x = 68,727.75

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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.