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Finding the Fourth Proportional to 31,726.62, 47,596.61 and 12,004.74

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Solution

The fourth proportional to 31,726.62, 47,596.61 and 12,004.74 is: 18,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,726.62 : 47,596.61 = 12,004.74 : x
  2. Step 2: Convert to fraction form
    31,726.62/47,596.61 = 12,004.74/x
  3. Step 3: Cross multiply
    31,726.62x = 47,596.61 × 12,004.74
  4. Step 4: Simplify right side
    31,726.62x = 571,384,957.94
  5. Step 5: Solve for x
    x = 571,384,957.94/31,726.62
  6. Step 6: Final answer
    x = 18,009.64

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