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Finding the Fourth Proportional to 158,732.80, 237,710.40 and 75,529.60

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Solution

The fourth proportional to 158,732.80, 237,710.40 and 75,529.60 is: 113,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,732.80 : 237,710.40 = 75,529.60 : x
  2. Step 2: Convert to fraction form
    158,732.80/237,710.40 = 75,529.60/x
  3. Step 3: Cross multiply
    158,732.80x = 237,710.40 × 75,529.60
  4. Step 4: Simplify right side
    158,732.80x = 17,954,171,427.84
  5. Step 5: Solve for x
    x = 17,954,171,427.84/158,732.80
  6. Step 6: Final answer
    x = 113,109.40

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