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Finding the Fourth Proportional to 7,333.28, 10,119.98 and 3,976.14

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Solution

The fourth proportional to 7,333.28, 10,119.98 and 3,976.14 is: 5,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.28 : 10,119.98 = 3,976.14 : x
  2. Step 2: Convert to fraction form
    7,333.28/10,119.98 = 3,976.14/x
  3. Step 3: Cross multiply
    7,333.28x = 10,119.98 × 3,976.14
  4. Step 4: Simplify right side
    7,333.28x = 40,238,437.40
  5. Step 5: Solve for x
    x = 40,238,437.40/7,333.28
  6. Step 6: Final answer
    x = 5,487.10

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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.