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Finding the Fourth Proportional to 27,210.18, 40,831.02 and 11,413.80

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Solution

The fourth proportional to 27,210.18, 40,831.02 and 11,413.80 is: 17,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.18 : 40,831.02 = 11,413.80 : x
  2. Step 2: Convert to fraction form
    27,210.18/40,831.02 = 11,413.80/x
  3. Step 3: Cross multiply
    27,210.18x = 40,831.02 × 11,413.80
  4. Step 4: Simplify right side
    27,210.18x = 466,037,096.08
  5. Step 5: Solve for x
    x = 466,037,096.08/27,210.18
  6. Step 6: Final answer
    x = 17,127.31

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