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Finding the Fourth Proportional to 8,708.64, 13,063.41 and 4,033.02

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Solution

The fourth proportional to 8,708.64, 13,063.41 and 4,033.02 is: 6,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.64 : 13,063.41 = 4,033.02 : x
  2. Step 2: Convert to fraction form
    8,708.64/13,063.41 = 4,033.02/x
  3. Step 3: Cross multiply
    8,708.64x = 13,063.41 × 4,033.02
  4. Step 4: Simplify right side
    8,708.64x = 52,684,993.80
  5. Step 5: Solve for x
    x = 52,684,993.80/8,708.64
  6. Step 6: Final answer
    x = 6,049.74

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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.