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Finding the Fourth Proportional to 234,990.75, 324,287.65 and 127,560.86

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Solution

The fourth proportional to 234,990.75, 324,287.65 and 127,560.86 is: 176,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,990.75 : 324,287.65 = 127,560.86 : x
  2. Step 2: Convert to fraction form
    234,990.75/324,287.65 = 127,560.86/x
  3. Step 3: Cross multiply
    234,990.75x = 324,287.65 × 127,560.86
  4. Step 4: Simplify right side
    234,990.75x = 41,366,411,275.47
  5. Step 5: Solve for x
    x = 41,366,411,275.47/234,990.75
  6. Step 6: Final answer
    x = 176,034.21

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