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Finding the Fourth Proportional to 7,393.83, 11,081.52 and 3,697.12

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Solution

The fourth proportional to 7,393.83, 11,081.52 and 3,697.12 is: 5,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.83 : 11,081.52 = 3,697.12 : x
  2. Step 2: Convert to fraction form
    7,393.83/11,081.52 = 3,697.12/x
  3. Step 3: Cross multiply
    7,393.83x = 11,081.52 × 3,697.12
  4. Step 4: Simplify right side
    7,393.83x = 40,969,723.07
  5. Step 5: Solve for x
    x = 40,969,723.07/7,393.83
  6. Step 6: Final answer
    x = 5,541.07

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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.