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Finding the Fourth Proportional to 75,178.96, 103,746.90 and 41,189.56

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Solution

The fourth proportional to 75,178.96, 103,746.90 and 41,189.56 is: 56,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,178.96 : 103,746.90 = 41,189.56 : x
  2. Step 2: Convert to fraction form
    75,178.96/103,746.90 = 41,189.56/x
  3. Step 3: Cross multiply
    75,178.96x = 103,746.90 × 41,189.56
  4. Step 4: Simplify right side
    75,178.96x = 4,273,288,903.00
  5. Step 5: Solve for x
    x = 4,273,288,903.00/75,178.96
  6. Step 6: Final answer
    x = 56,841.56

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