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Finding the Fourth Proportional to 7,322.52, 10,105.10 and 3,965.37

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Solution

The fourth proportional to 7,322.52, 10,105.10 and 3,965.37 is: 5,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.52 : 10,105.10 = 3,965.37 : x
  2. Step 2: Convert to fraction form
    7,322.52/10,105.10 = 3,965.37/x
  3. Step 3: Cross multiply
    7,322.52x = 10,105.10 × 3,965.37
  4. Step 4: Simplify right side
    7,322.52x = 40,070,460.39
  5. Step 5: Solve for x
    x = 40,070,460.39/7,322.52
  6. Step 6: Final answer
    x = 5,472.22

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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.