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Finding the Fourth Proportional to 18,583.19, 27,876.76 and 5,435.63

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Solution

The fourth proportional to 18,583.19, 27,876.76 and 5,435.63 is: 8,154.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.19 : 27,876.76 = 5,435.63 : x
  2. Step 2: Convert to fraction form
    18,583.19/27,876.76 = 5,435.63/x
  3. Step 3: Cross multiply
    18,583.19x = 27,876.76 × 5,435.63
  4. Step 4: Simplify right side
    18,583.19x = 151,527,586.40
  5. Step 5: Solve for x
    x = 151,527,586.40/18,583.19
  6. Step 6: Final answer
    x = 8,154.02

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