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Finding the Fourth Proportional to 53,374.55, 73,662.21 and 45,845.73

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Solution

The fourth proportional to 53,374.55, 73,662.21 and 45,845.73 is: 63,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,374.55 : 73,662.21 = 45,845.73 : x
  2. Step 2: Convert to fraction form
    53,374.55/73,662.21 = 45,845.73/x
  3. Step 3: Cross multiply
    53,374.55x = 73,662.21 × 45,845.73
  4. Step 4: Simplify right side
    53,374.55x = 3,377,097,790.86
  5. Step 5: Solve for x
    x = 3,377,097,790.86/53,374.55
  6. Step 6: Final answer
    x = 63,271.69

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