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Finding the Fourth Proportional to 8,044.33, 12,068.10 and 2,779.53

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Solution

The fourth proportional to 8,044.33, 12,068.10 and 2,779.53 is: 4,169.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,044.33 : 12,068.10 = 2,779.53 : x
  2. Step 2: Convert to fraction form
    8,044.33/12,068.10 = 2,779.53/x
  3. Step 3: Cross multiply
    8,044.33x = 12,068.10 × 2,779.53
  4. Step 4: Simplify right side
    8,044.33x = 33,543,571.75
  5. Step 5: Solve for x
    x = 33,543,571.75/8,044.33
  6. Step 6: Final answer
    x = 4,169.84

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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.