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Finding the Fourth Proportional to 31,700.70, 47,623.95 and 22,362.21

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Solution

The fourth proportional to 31,700.70, 47,623.95 and 22,362.21 is: 33,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,700.70 : 47,623.95 = 22,362.21 : x
  2. Step 2: Convert to fraction form
    31,700.70/47,623.95 = 22,362.21/x
  3. Step 3: Cross multiply
    31,700.70x = 47,623.95 × 22,362.21
  4. Step 4: Simplify right side
    31,700.70x = 1,064,976,770.93
  5. Step 5: Solve for x
    x = 1,064,976,770.93/31,700.70
  6. Step 6: Final answer
    x = 33,594.74

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