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Finding the Fourth Proportional to 27,313.20, 40,983.84 and 23,639.04

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Solution

The fourth proportional to 27,313.20, 40,983.84 and 23,639.04 is: 35,470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.20 : 40,983.84 = 23,639.04 : x
  2. Step 2: Convert to fraction form
    27,313.20/40,983.84 = 23,639.04/x
  3. Step 3: Cross multiply
    27,313.20x = 40,983.84 × 23,639.04
  4. Step 4: Simplify right side
    27,313.20x = 968,818,633.11
  5. Step 5: Solve for x
    x = 968,818,633.11/27,313.20
  6. Step 6: Final answer
    x = 35,470.71

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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.