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Finding the Fourth Proportional to 38,334.80, 57,502.20 and 12,042.20

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Solution

The fourth proportional to 38,334.80, 57,502.20 and 12,042.20 is: 18,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,334.80 : 57,502.20 = 12,042.20 : x
  2. Step 2: Convert to fraction form
    38,334.80/57,502.20 = 12,042.20/x
  3. Step 3: Cross multiply
    38,334.80x = 57,502.20 × 12,042.20
  4. Step 4: Simplify right side
    38,334.80x = 692,452,992.84
  5. Step 5: Solve for x
    x = 692,452,992.84/38,334.80
  6. Step 6: Final answer
    x = 18,063.30

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