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Finding the Fourth Proportional to 3,970.91, 5,950.89 and 3,785.01

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Solution

The fourth proportional to 3,970.91, 5,950.89 and 3,785.01 is: 5,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970.91 : 5,950.89 = 3,785.01 : x
  2. Step 2: Convert to fraction form
    3,970.91/5,950.89 = 3,785.01/x
  3. Step 3: Cross multiply
    3,970.91x = 5,950.89 × 3,785.01
  4. Step 4: Simplify right side
    3,970.91x = 22,524,178.16
  5. Step 5: Solve for x
    x = 22,524,178.16/3,970.91
  6. Step 6: Final answer
    x = 5,672.30

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