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Finding the Fourth Proportional to 30,001, 41,401.38 and 16,753

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Solution

The fourth proportional to 30,001, 41,401.38 and 16,753 is: 23,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,001 : 41,401.38 = 16,753 : x
  2. Step 2: Convert to fraction form
    30,001/41,401.38 = 16,753/x
  3. Step 3: Cross multiply
    30,001x = 41,401.38 × 16,753
  4. Step 4: Simplify right side
    30,001x = 693,597,319.14
  5. Step 5: Solve for x
    x = 693,597,319.14/30,001
  6. Step 6: Final answer
    x = 23,119.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.