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Finding the Fourth Proportional to 33,010.76, 49,515.66 and 8,051

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Solution

The fourth proportional to 33,010.76, 49,515.66 and 8,051 is: 12,076.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,010.76 : 49,515.66 = 8,051 : x
  2. Step 2: Convert to fraction form
    33,010.76/49,515.66 = 8,051/x
  3. Step 3: Cross multiply
    33,010.76x = 49,515.66 × 8,051
  4. Step 4: Simplify right side
    33,010.76x = 398,650,578.66
  5. Step 5: Solve for x
    x = 398,650,578.66/33,010.76
  6. Step 6: Final answer
    x = 12,076.38

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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.