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Finding the Third Proportional to 14,137 and 30,703

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Solution

The third proportional to 14,137 and 30,703 is: 66,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137 : 30,703 = 30,703 : x
  2. Step 2: Convert to fraction form
    14,137/30,703 = 30,703/x
  3. Step 3: Cross multiply
    14,137x = 30,703 × 30,703
  4. Step 4: Simplify right side
    14,137x = 942,674,209
  5. Step 5: Solve for x
    x = 942,674,209/14,137
  6. Step 6: Final answer
    x = 66,681.35

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.