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Finding the Fourth Proportional to 169,288.44, 233,571.78 and 105,636.48

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Solution

The fourth proportional to 169,288.44, 233,571.78 and 105,636.48 is: 145,749.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,288.44 : 233,571.78 = 105,636.48 : x
  2. Step 2: Convert to fraction form
    169,288.44/233,571.78 = 105,636.48/x
  3. Step 3: Cross multiply
    169,288.44x = 233,571.78 × 105,636.48
  4. Step 4: Simplify right side
    169,288.44x = 24,673,700,666.53
  5. Step 5: Solve for x
    x = 24,673,700,666.53/169,288.44
  6. Step 6: Final answer
    x = 145,749.47

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