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Finding the Fourth Proportional to 114,112.48, 171,155.76 and 31,012.96

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Solution

The fourth proportional to 114,112.48, 171,155.76 and 31,012.96 is: 46,515.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,112.48 : 171,155.76 = 31,012.96 : x
  2. Step 2: Convert to fraction form
    114,112.48/171,155.76 = 31,012.96/x
  3. Step 3: Cross multiply
    114,112.48x = 171,155.76 × 31,012.96
  4. Step 4: Simplify right side
    114,112.48x = 5,308,046,738.65
  5. Step 5: Solve for x
    x = 5,308,046,738.65/114,112.48
  6. Step 6: Final answer
    x = 46,515.92

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