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Finding the Fourth Proportional to 47,753.59, 71,605.66 and 21,435.67

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Solution

The fourth proportional to 47,753.59, 71,605.66 and 21,435.67 is: 32,142.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,753.59 : 71,605.66 = 21,435.67 : x
  2. Step 2: Convert to fraction form
    47,753.59/71,605.66 = 21,435.67/x
  3. Step 3: Cross multiply
    47,753.59x = 71,605.66 × 21,435.67
  4. Step 4: Simplify right side
    47,753.59x = 1,534,915,297.89
  5. Step 5: Solve for x
    x = 1,534,915,297.89/47,753.59
  6. Step 6: Final answer
    x = 32,142.41

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