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Finding the Fourth Proportional to 15,443.33, 23,164.79 and 3,756.56

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Solution

The fourth proportional to 15,443.33, 23,164.79 and 3,756.56 is: 5,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.33 : 23,164.79 = 3,756.56 : x
  2. Step 2: Convert to fraction form
    15,443.33/23,164.79 = 3,756.56/x
  3. Step 3: Cross multiply
    15,443.33x = 23,164.79 × 3,756.56
  4. Step 4: Simplify right side
    15,443.33x = 87,019,788.92
  5. Step 5: Solve for x
    x = 87,019,788.92/15,443.33
  6. Step 6: Final answer
    x = 5,634.78

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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.