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Finding the Fourth Proportional to 9,919.55, 14,879.09 and 2,524.02

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Solution

The fourth proportional to 9,919.55, 14,879.09 and 2,524.02 is: 3,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.55 : 14,879.09 = 2,524.02 : x
  2. Step 2: Convert to fraction form
    9,919.55/14,879.09 = 2,524.02/x
  3. Step 3: Cross multiply
    9,919.55x = 14,879.09 × 2,524.02
  4. Step 4: Simplify right side
    9,919.55x = 37,555,033.73
  5. Step 5: Solve for x
    x = 37,555,033.73/9,919.55
  6. Step 6: Final answer
    x = 3,785.96

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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.