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Finding the Fourth Proportional to 31,950.02, 47,888.68 and 19,442.46

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Solution

The fourth proportional to 31,950.02, 47,888.68 and 19,442.46 is: 29,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,950.02 : 47,888.68 = 19,442.46 : x
  2. Step 2: Convert to fraction form
    31,950.02/47,888.68 = 19,442.46/x
  3. Step 3: Cross multiply
    31,950.02x = 47,888.68 × 19,442.46
  4. Step 4: Simplify right side
    31,950.02x = 931,073,745.35
  5. Step 5: Solve for x
    x = 931,073,745.35/31,950.02
  6. Step 6: Final answer
    x = 29,141.57

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