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Finding the Fourth Proportional to 12,106.73, 18,165.58 and 6,180.57

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Solution

The fourth proportional to 12,106.73, 18,165.58 and 6,180.57 is: 9,273.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106.73 : 18,165.58 = 6,180.57 : x
  2. Step 2: Convert to fraction form
    12,106.73/18,165.58 = 6,180.57/x
  3. Step 3: Cross multiply
    12,106.73x = 18,165.58 × 6,180.57
  4. Step 4: Simplify right side
    12,106.73x = 112,273,547.95
  5. Step 5: Solve for x
    x = 112,273,547.95/12,106.73
  6. Step 6: Final answer
    x = 9,273.65

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