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Finding the Fourth Proportional to 33,472, 50,211.36 and 8,848

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Solution

The fourth proportional to 33,472, 50,211.36 and 8,848 is: 13,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,472 : 50,211.36 = 8,848 : x
  2. Step 2: Convert to fraction form
    33,472/50,211.36 = 8,848/x
  3. Step 3: Cross multiply
    33,472x = 50,211.36 × 8,848
  4. Step 4: Simplify right side
    33,472x = 444,270,113.28
  5. Step 5: Solve for x
    x = 444,270,113.28/33,472
  6. Step 6: Final answer
    x = 13,272.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.