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Finding the Fourth Proportional to 31,483, 47,227.74 and 9,301.96

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Solution

The fourth proportional to 31,483, 47,227.74 and 9,301.96 is: 13,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,483 : 47,227.74 = 9,301.96 : x
  2. Step 2: Convert to fraction form
    31,483/47,227.74 = 9,301.96/x
  3. Step 3: Cross multiply
    31,483x = 47,227.74 × 9,301.96
  4. Step 4: Simplify right side
    31,483x = 439,310,548.37
  5. Step 5: Solve for x
    x = 439,310,548.37/31,483
  6. Step 6: Final answer
    x = 13,953.90

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