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Finding the Fourth Proportional to 11,054.67, 15,252.98 and 9,269.37

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Solution

The fourth proportional to 11,054.67, 15,252.98 and 9,269.37 is: 12,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.67 : 15,252.98 = 9,269.37 : x
  2. Step 2: Convert to fraction form
    11,054.67/15,252.98 = 9,269.37/x
  3. Step 3: Cross multiply
    11,054.67x = 15,252.98 × 9,269.37
  4. Step 4: Simplify right side
    11,054.67x = 141,385,468.88
  5. Step 5: Solve for x
    x = 141,385,468.88/11,054.67
  6. Step 6: Final answer
    x = 12,789.66

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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.