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Finding the Fourth Proportional to 53,888.40, 80,842.36 and 22,281.28

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Solution

The fourth proportional to 53,888.40, 80,842.36 and 22,281.28 is: 33,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,888.40 : 80,842.36 = 22,281.28 : x
  2. Step 2: Convert to fraction form
    53,888.40/80,842.36 = 22,281.28/x
  3. Step 3: Cross multiply
    53,888.40x = 80,842.36 × 22,281.28
  4. Step 4: Simplify right side
    53,888.40x = 1,801,271,259.02
  5. Step 5: Solve for x
    x = 1,801,271,259.02/53,888.40
  6. Step 6: Final answer
    x = 33,425.96

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