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Finding the Fourth Proportional to 30,112.91, 41,557.24 and 18,176.00

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Solution

The fourth proportional to 30,112.91, 41,557.24 and 18,176.00 is: 25,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,112.91 : 41,557.24 = 18,176.00 : x
  2. Step 2: Convert to fraction form
    30,112.91/41,557.24 = 18,176.00/x
  3. Step 3: Cross multiply
    30,112.91x = 41,557.24 × 18,176.00
  4. Step 4: Simplify right side
    30,112.91x = 755,344,209.17
  5. Step 5: Solve for x
    x = 755,344,209.17/30,112.91
  6. Step 6: Final answer
    x = 25,083.73

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