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Finding the Fourth Proportional to 123,388.56, 185,081.22 and 29,895.12

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Solution

The fourth proportional to 123,388.56, 185,081.22 and 29,895.12 is: 44,842.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,388.56 : 185,081.22 = 29,895.12 : x
  2. Step 2: Convert to fraction form
    123,388.56/185,081.22 = 29,895.12/x
  3. Step 3: Cross multiply
    123,388.56x = 185,081.22 × 29,895.12
  4. Step 4: Simplify right side
    123,388.56x = 5,533,025,281.65
  5. Step 5: Solve for x
    x = 5,533,025,281.65/123,388.56
  6. Step 6: Final answer
    x = 44,842.29

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