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Finding the Fourth Proportional to 5,572.80, 8,359.20 and 4,964.09

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Solution

The fourth proportional to 5,572.80, 8,359.20 and 4,964.09 is: 7,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.80 : 8,359.20 = 4,964.09 : x
  2. Step 2: Convert to fraction form
    5,572.80/8,359.20 = 4,964.09/x
  3. Step 3: Cross multiply
    5,572.80x = 8,359.20 × 4,964.09
  4. Step 4: Simplify right side
    5,572.80x = 41,495,779.33
  5. Step 5: Solve for x
    x = 41,495,779.33/5,572.80
  6. Step 6: Final answer
    x = 7,446.13

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