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Finding the Fourth Proportional to 7,233.78, 10,847.93 and 3,945.08

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Solution

The fourth proportional to 7,233.78, 10,847.93 and 3,945.08 is: 5,916.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,233.78 : 10,847.93 = 3,945.08 : x
  2. Step 2: Convert to fraction form
    7,233.78/10,847.93 = 3,945.08/x
  3. Step 3: Cross multiply
    7,233.78x = 10,847.93 × 3,945.08
  4. Step 4: Simplify right side
    7,233.78x = 42,795,951.68
  5. Step 5: Solve for x
    x = 42,795,951.68/7,233.78
  6. Step 6: Final answer
    x = 5,916.13

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Why These Related Problems?

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