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Finding the Fourth Proportional to 160,101.78, 239,955.83 and 89,833.47

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Solution

The fourth proportional to 160,101.78, 239,955.83 and 89,833.47 is: 134,639.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,101.78 : 239,955.83 = 89,833.47 : x
  2. Step 2: Convert to fraction form
    160,101.78/239,955.83 = 89,833.47/x
  3. Step 3: Cross multiply
    160,101.78x = 239,955.83 × 89,833.47
  4. Step 4: Simplify right side
    160,101.78x = 21,556,064,855.63
  5. Step 5: Solve for x
    x = 21,556,064,855.63/160,101.78
  6. Step 6: Final answer
    x = 134,639.76

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