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Finding the Fourth Proportional to 31,468.48, 47,188.87 and 16,673.99

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Solution

The fourth proportional to 31,468.48, 47,188.87 and 16,673.99 is: 25,003.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,468.48 : 47,188.87 = 16,673.99 : x
  2. Step 2: Convert to fraction form
    31,468.48/47,188.87 = 16,673.99/x
  3. Step 3: Cross multiply
    31,468.48x = 47,188.87 × 16,673.99
  4. Step 4: Simplify right side
    31,468.48x = 786,826,468.86
  5. Step 5: Solve for x
    x = 786,826,468.86/31,468.48
  6. Step 6: Final answer
    x = 25,003.64

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