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Finding the Fourth Proportional to 5,909.56, 8,866.36 and 3,715.72

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Solution

The fourth proportional to 5,909.56, 8,866.36 and 3,715.72 is: 5,574.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.56 : 8,866.36 = 3,715.72 : x
  2. Step 2: Convert to fraction form
    5,909.56/8,866.36 = 3,715.72/x
  3. Step 3: Cross multiply
    5,909.56x = 8,866.36 × 3,715.72
  4. Step 4: Simplify right side
    5,909.56x = 32,944,911.18
  5. Step 5: Solve for x
    x = 32,944,911.18/5,909.56
  6. Step 6: Final answer
    x = 5,574.85

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