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Finding the Fourth Proportional to 25,217.22, 37,831.86 and 7,685.96

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Solution

The fourth proportional to 25,217.22, 37,831.86 and 7,685.96 is: 11,530.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.22 : 37,831.86 = 7,685.96 : x
  2. Step 2: Convert to fraction form
    25,217.22/37,831.86 = 7,685.96/x
  3. Step 3: Cross multiply
    25,217.22x = 37,831.86 × 7,685.96
  4. Step 4: Simplify right side
    25,217.22x = 290,774,162.69
  5. Step 5: Solve for x
    x = 290,774,162.69/25,217.22
  6. Step 6: Final answer
    x = 11,530.78

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