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Finding the Third Proportional to 14,959.50 and 31,467

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Solution

The third proportional to 14,959.50 and 31,467 is: 66,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,959.50 : 31,467 = 31,467 : x
  2. Step 2: Convert to fraction form
    14,959.50/31,467 = 31,467/x
  3. Step 3: Cross multiply
    14,959.50x = 31,467 × 31,467
  4. Step 4: Simplify right side
    14,959.50x = 990,172,089
  5. Step 5: Solve for x
    x = 990,172,089/14,959.50
  6. Step 6: Final answer
    x = 66,190.19

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.