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Finding the Fourth Proportional to 40,251.64, 55,544.64 and 22,346.68

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Solution

The fourth proportional to 40,251.64, 55,544.64 and 22,346.68 is: 30,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,251.64 : 55,544.64 = 22,346.68 : x
  2. Step 2: Convert to fraction form
    40,251.64/55,544.64 = 22,346.68/x
  3. Step 3: Cross multiply
    40,251.64x = 55,544.64 × 22,346.68
  4. Step 4: Simplify right side
    40,251.64x = 1,241,238,295.80
  5. Step 5: Solve for x
    x = 1,241,238,295.80/40,251.64
  6. Step 6: Final answer
    x = 30,836.96

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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.