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Finding the Fourth Proportional to 31,672.77, 47,501.60 and 9,480.19

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Solution

The fourth proportional to 31,672.77, 47,501.60 and 9,480.19 is: 14,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,672.77 : 47,501.60 = 9,480.19 : x
  2. Step 2: Convert to fraction form
    31,672.77/47,501.60 = 9,480.19/x
  3. Step 3: Cross multiply
    31,672.77x = 47,501.60 × 9,480.19
  4. Step 4: Simplify right side
    31,672.77x = 450,324,181.45
  5. Step 5: Solve for x
    x = 450,324,181.45/31,672.77
  6. Step 6: Final answer
    x = 14,218.02

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