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Finding the Fourth Proportional to 37,171.44, 55,764.05 and 12,218.58

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Solution

The fourth proportional to 37,171.44, 55,764.05 and 12,218.58 is: 18,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,171.44 : 55,764.05 = 12,218.58 : x
  2. Step 2: Convert to fraction form
    37,171.44/55,764.05 = 12,218.58/x
  3. Step 3: Cross multiply
    37,171.44x = 55,764.05 × 12,218.58
  4. Step 4: Simplify right side
    37,171.44x = 681,357,444.96
  5. Step 5: Solve for x
    x = 681,357,444.96/37,171.44
  6. Step 6: Final answer
    x = 18,330.13

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