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Finding the Fourth Proportional to 31,851.74, 47,756.68 and 17,813.23

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Solution

The fourth proportional to 31,851.74, 47,756.68 and 17,813.23 is: 26,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,851.74 : 47,756.68 = 17,813.23 : x
  2. Step 2: Convert to fraction form
    31,851.74/47,756.68 = 17,813.23/x
  3. Step 3: Cross multiply
    31,851.74x = 47,756.68 × 17,813.23
  4. Step 4: Simplify right side
    31,851.74x = 850,700,724.88
  5. Step 5: Solve for x
    x = 850,700,724.88/31,851.74
  6. Step 6: Final answer
    x = 26,708.14

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