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Finding the Fourth Proportional to 8,723.67, 13,079.94 and 4,037.41

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Solution

The fourth proportional to 8,723.67, 13,079.94 and 4,037.41 is: 6,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.67 : 13,079.94 = 4,037.41 : x
  2. Step 2: Convert to fraction form
    8,723.67/13,079.94 = 4,037.41/x
  3. Step 3: Cross multiply
    8,723.67x = 13,079.94 × 4,037.41
  4. Step 4: Simplify right side
    8,723.67x = 52,809,080.56
  5. Step 5: Solve for x
    x = 52,809,080.56/8,723.67
  6. Step 6: Final answer
    x = 6,053.54

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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.