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Finding the Fourth Proportional to 15,968.80, 22,036.92 and 8,895.84

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Solution

The fourth proportional to 15,968.80, 22,036.92 and 8,895.84 is: 12,276.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,968.80 : 22,036.92 = 8,895.84 : x
  2. Step 2: Convert to fraction form
    15,968.80/22,036.92 = 8,895.84/x
  3. Step 3: Cross multiply
    15,968.80x = 22,036.92 × 8,895.84
  4. Step 4: Simplify right side
    15,968.80x = 196,036,914.41
  5. Step 5: Solve for x
    x = 196,036,914.41/15,968.80
  6. Step 6: Final answer
    x = 12,276.25

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