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Finding the Fourth Proportional to 75,745.74, 113,443.20 and 37,725.76

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Solution

The fourth proportional to 75,745.74, 113,443.20 and 37,725.76 is: 56,501.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,745.74 : 113,443.20 = 37,725.76 : x
  2. Step 2: Convert to fraction form
    75,745.74/113,443.20 = 37,725.76/x
  3. Step 3: Cross multiply
    75,745.74x = 113,443.20 × 37,725.76
  4. Step 4: Simplify right side
    75,745.74x = 4,279,731,078.64
  5. Step 5: Solve for x
    x = 4,279,731,078.64/75,745.74
  6. Step 6: Final answer
    x = 56,501.27

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