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Finding the Fourth Proportional to 192,045.28, 264,719.28 and 135,366.88

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Solution

The fourth proportional to 192,045.28, 264,719.28 and 135,366.88 is: 186,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,045.28 : 264,719.28 = 135,366.88 : x
  2. Step 2: Convert to fraction form
    192,045.28/264,719.28 = 135,366.88/x
  3. Step 3: Cross multiply
    192,045.28x = 264,719.28 × 135,366.88
  4. Step 4: Simplify right side
    192,045.28x = 35,834,223,009.45
  5. Step 5: Solve for x
    x = 35,834,223,009.45/192,045.28
  6. Step 6: Final answer
    x = 186,592.57

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