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Finding the Fourth Proportional to 9,842.56, 13,582.76 and 5,366.32

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Solution

The fourth proportional to 9,842.56, 13,582.76 and 5,366.32 is: 7,405.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842.56 : 13,582.76 = 5,366.32 : x
  2. Step 2: Convert to fraction form
    9,842.56/13,582.76 = 5,366.32/x
  3. Step 3: Cross multiply
    9,842.56x = 13,582.76 × 5,366.32
  4. Step 4: Simplify right side
    9,842.56x = 72,889,436.64
  5. Step 5: Solve for x
    x = 72,889,436.64/9,842.56
  6. Step 6: Final answer
    x = 7,405.54

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