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Finding the Fourth Proportional to 33,701, 50,552.78 and 8,740.39

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Solution

The fourth proportional to 33,701, 50,552.78 and 8,740.39 is: 13,110.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,701 : 50,552.78 = 8,740.39 : x
  2. Step 2: Convert to fraction form
    33,701/50,552.78 = 8,740.39/x
  3. Step 3: Cross multiply
    33,701x = 50,552.78 × 8,740.39
  4. Step 4: Simplify right side
    33,701x = 441,851,012.78
  5. Step 5: Solve for x
    x = 441,851,012.78/33,701
  6. Step 6: Final answer
    x = 13,110.92

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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.