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Finding the Fourth Proportional to 5,559, 8,327.52 and 4,173.96

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Solution

The fourth proportional to 5,559, 8,327.52 and 4,173.96 is: 6,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559 : 8,327.52 = 4,173.96 : x
  2. Step 2: Convert to fraction form
    5,559/8,327.52 = 4,173.96/x
  3. Step 3: Cross multiply
    5,559x = 8,327.52 × 4,173.96
  4. Step 4: Simplify right side
    5,559x = 34,758,735.38
  5. Step 5: Solve for x
    x = 34,758,735.38/5,559
  6. Step 6: Final answer
    x = 6,252.70

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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.