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Finding the Fourth Proportional to 123,905.70, 185,754.06 and 53,732.16

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Solution

The fourth proportional to 123,905.70, 185,754.06 and 53,732.16 is: 80,552.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,905.70 : 185,754.06 = 53,732.16 : x
  2. Step 2: Convert to fraction form
    123,905.70/185,754.06 = 53,732.16/x
  3. Step 3: Cross multiply
    123,905.70x = 185,754.06 × 53,732.16
  4. Step 4: Simplify right side
    123,905.70x = 9,980,966,872.57
  5. Step 5: Solve for x
    x = 9,980,966,872.57/123,905.70
  6. Step 6: Final answer
    x = 80,552.93

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