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Finding the Fourth Proportional to 38,506.67, 57,767.21 and 12,204.35

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Solution

The fourth proportional to 38,506.67, 57,767.21 and 12,204.35 is: 18,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506.67 : 57,767.21 = 12,204.35 : x
  2. Step 2: Convert to fraction form
    38,506.67/57,767.21 = 12,204.35/x
  3. Step 3: Cross multiply
    38,506.67x = 57,767.21 × 12,204.35
  4. Step 4: Simplify right side
    38,506.67x = 705,011,249.36
  5. Step 5: Solve for x
    x = 705,011,249.36/38,506.67
  6. Step 6: Final answer
    x = 18,308.81

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