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Finding the Fourth Proportional to 67,720.40, 101,386.20 and 41,476.40

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Solution

The fourth proportional to 67,720.40, 101,386.20 and 41,476.40 is: 62,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,720.40 : 101,386.20 = 41,476.40 : x
  2. Step 2: Convert to fraction form
    67,720.40/101,386.20 = 41,476.40/x
  3. Step 3: Cross multiply
    67,720.40x = 101,386.20 × 41,476.40
  4. Step 4: Simplify right side
    67,720.40x = 4,205,134,585.68
  5. Step 5: Solve for x
    x = 4,205,134,585.68/67,720.40
  6. Step 6: Final answer
    x = 62,095.54

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