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Finding the Fourth Proportional to 10,253.34, 15,379.83 and 3,327.84

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Solution

The fourth proportional to 10,253.34, 15,379.83 and 3,327.84 is: 4,991.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.34 : 15,379.83 = 3,327.84 : x
  2. Step 2: Convert to fraction form
    10,253.34/15,379.83 = 3,327.84/x
  3. Step 3: Cross multiply
    10,253.34x = 15,379.83 × 3,327.84
  4. Step 4: Simplify right side
    10,253.34x = 51,181,613.47
  5. Step 5: Solve for x
    x = 51,181,613.47/10,253.34
  6. Step 6: Final answer
    x = 4,991.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.