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Finding the Fourth Proportional to 116,904.81, 161,328.66 and 63,189.66

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Solution

The fourth proportional to 116,904.81, 161,328.66 and 63,189.66 is: 87,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,904.81 : 161,328.66 = 63,189.66 : x
  2. Step 2: Convert to fraction form
    116,904.81/161,328.66 = 63,189.66/x
  3. Step 3: Cross multiply
    116,904.81x = 161,328.66 × 63,189.66
  4. Step 4: Simplify right side
    116,904.81x = 10,194,303,173.66
  5. Step 5: Solve for x
    x = 10,194,303,173.66/116,904.81
  6. Step 6: Final answer
    x = 87,201.74

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