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Finding the Fourth Proportional to 5,822.55, 8,035.16 and 3,169.95

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Solution

The fourth proportional to 5,822.55, 8,035.16 and 3,169.95 is: 4,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.55 : 8,035.16 = 3,169.95 : x
  2. Step 2: Convert to fraction form
    5,822.55/8,035.16 = 3,169.95/x
  3. Step 3: Cross multiply
    5,822.55x = 8,035.16 × 3,169.95
  4. Step 4: Simplify right side
    5,822.55x = 25,471,069.72
  5. Step 5: Solve for x
    x = 25,471,069.72/5,822.55
  6. Step 6: Final answer
    x = 4,374.55

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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.