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Finding the Fourth Proportional to 19,053.72, 28,583.24 and 7,957.89

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Solution

The fourth proportional to 19,053.72, 28,583.24 and 7,957.89 is: 11,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.72 : 28,583.24 = 7,957.89 : x
  2. Step 2: Convert to fraction form
    19,053.72/28,583.24 = 7,957.89/x
  3. Step 3: Cross multiply
    19,053.72x = 28,583.24 × 7,957.89
  4. Step 4: Simplify right side
    19,053.72x = 227,462,239.97
  5. Step 5: Solve for x
    x = 227,462,239.97/19,053.72
  6. Step 6: Final answer
    x = 11,937.94

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