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Finding the Fourth Proportional to 47,431.53, 65,455.71 and 25,921.71

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Solution

The fourth proportional to 47,431.53, 65,455.71 and 25,921.71 is: 35,772.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,431.53 : 65,455.71 = 25,921.71 : x
  2. Step 2: Convert to fraction form
    47,431.53/65,455.71 = 25,921.71/x
  3. Step 3: Cross multiply
    47,431.53x = 65,455.71 × 25,921.71
  4. Step 4: Simplify right side
    47,431.53x = 1,696,723,932.46
  5. Step 5: Solve for x
    x = 1,696,723,932.46/47,431.53
  6. Step 6: Final answer
    x = 35,772.07

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