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Finding the Fourth Proportional to 47,813.57, 71,670.94 and 18,223.46

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Solution

The fourth proportional to 47,813.57, 71,670.94 and 18,223.46 is: 27,316.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,813.57 : 71,670.94 = 18,223.46 : x
  2. Step 2: Convert to fraction form
    47,813.57/71,670.94 = 18,223.46/x
  3. Step 3: Cross multiply
    47,813.57x = 71,670.94 × 18,223.46
  4. Step 4: Simplify right side
    47,813.57x = 1,306,092,104.34
  5. Step 5: Solve for x
    x = 1,306,092,104.34/47,813.57
  6. Step 6: Final answer
    x = 27,316.35

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