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Finding the Fourth Proportional to 12,159.58, 18,233.60 and 5,583.82

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Solution

The fourth proportional to 12,159.58, 18,233.60 and 5,583.82 is: 8,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,159.58 : 18,233.60 = 5,583.82 : x
  2. Step 2: Convert to fraction form
    12,159.58/18,233.60 = 5,583.82/x
  3. Step 3: Cross multiply
    12,159.58x = 18,233.60 × 5,583.82
  4. Step 4: Simplify right side
    12,159.58x = 101,813,140.35
  5. Step 5: Solve for x
    x = 101,813,140.35/12,159.58
  6. Step 6: Final answer
    x = 8,373.08

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