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Finding the Fourth Proportional to 53,195.58, 79,558.08 and 47,313.74

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Solution

The fourth proportional to 53,195.58, 79,558.08 and 47,313.74 is: 70,761.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,195.58 : 79,558.08 = 47,313.74 : x
  2. Step 2: Convert to fraction form
    53,195.58/79,558.08 = 47,313.74/x
  3. Step 3: Cross multiply
    53,195.58x = 79,558.08 × 47,313.74
  4. Step 4: Simplify right side
    53,195.58x = 3,764,189,914.23
  5. Step 5: Solve for x
    x = 3,764,189,914.23/53,195.58
  6. Step 6: Final answer
    x = 70,761.33

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