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Finding the Fourth Proportional to 9,603.68, 13,253.57 and 7,241.72

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Solution

The fourth proportional to 9,603.68, 13,253.57 and 7,241.72 is: 9,993.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,603.68 : 13,253.57 = 7,241.72 : x
  2. Step 2: Convert to fraction form
    9,603.68/13,253.57 = 7,241.72/x
  3. Step 3: Cross multiply
    9,603.68x = 13,253.57 × 7,241.72
  4. Step 4: Simplify right side
    9,603.68x = 95,978,540.46
  5. Step 5: Solve for x
    x = 95,978,540.46/9,603.68
  6. Step 6: Final answer
    x = 9,993.94

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