Home / 31,500.93-47,262.33-13,983.06

Finding the Fourth Proportional to 31,500.93, 47,262.33 and 13,983.06

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Solution

The fourth proportional to 31,500.93, 47,262.33 and 13,983.06 is: 20,979.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.93 : 47,262.33 = 13,983.06 : x
  2. Step 2: Convert to fraction form
    31,500.93/47,262.33 = 13,983.06/x
  3. Step 3: Cross multiply
    31,500.93x = 47,262.33 × 13,983.06
  4. Step 4: Simplify right side
    31,500.93x = 660,871,996.13
  5. Step 5: Solve for x
    x = 660,871,996.13/31,500.93
  6. Step 6: Final answer
    x = 20,979.44

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