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Finding the Fourth Proportional to 20,848.52, 31,276.22 and 6,804.48

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Solution

The fourth proportional to 20,848.52, 31,276.22 and 6,804.48 is: 10,207.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,848.52 : 31,276.22 = 6,804.48 : x
  2. Step 2: Convert to fraction form
    20,848.52/31,276.22 = 6,804.48/x
  3. Step 3: Cross multiply
    20,848.52x = 31,276.22 × 6,804.48
  4. Step 4: Simplify right side
    20,848.52x = 212,818,413.47
  5. Step 5: Solve for x
    x = 212,818,413.47/20,848.52
  6. Step 6: Final answer
    x = 10,207.84

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