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Finding the Fourth Proportional to 5,874.85, 8,099.79 and 4,283.81

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Solution

The fourth proportional to 5,874.85, 8,099.79 and 4,283.81 is: 5,906.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.85 : 8,099.79 = 4,283.81 : x
  2. Step 2: Convert to fraction form
    5,874.85/8,099.79 = 4,283.81/x
  3. Step 3: Cross multiply
    5,874.85x = 8,099.79 × 4,283.81
  4. Step 4: Simplify right side
    5,874.85x = 34,697,920.90
  5. Step 5: Solve for x
    x = 34,697,920.90/5,874.85
  6. Step 6: Final answer
    x = 5,906.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.