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Finding the Fourth Proportional to 8,573.25, 12,849.26 and 5,059.70

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Solution

The fourth proportional to 8,573.25, 12,849.26 and 5,059.70 is: 7,583.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573.25 : 12,849.26 = 5,059.70 : x
  2. Step 2: Convert to fraction form
    8,573.25/12,849.26 = 5,059.70/x
  3. Step 3: Cross multiply
    8,573.25x = 12,849.26 × 5,059.70
  4. Step 4: Simplify right side
    8,573.25x = 65,013,311.28
  5. Step 5: Solve for x
    x = 65,013,311.28/8,573.25
  6. Step 6: Final answer
    x = 7,583.27

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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.