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Finding the Fourth Proportional to 165,687.10, 248,530.53 and 47,358.47

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Solution

The fourth proportional to 165,687.10, 248,530.53 and 47,358.47 is: 71,037.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,687.10 : 248,530.53 = 47,358.47 : x
  2. Step 2: Convert to fraction form
    165,687.10/248,530.53 = 47,358.47/x
  3. Step 3: Cross multiply
    165,687.10x = 248,530.53 × 47,358.47
  4. Step 4: Simplify right side
    165,687.10x = 11,770,025,649.09
  5. Step 5: Solve for x
    x = 11,770,025,649.09/165,687.10
  6. Step 6: Final answer
    x = 71,037.67

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