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Finding the Fourth Proportional to 107,920.70, 148,923.60 and 60,171.20

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Solution

The fourth proportional to 107,920.70, 148,923.60 and 60,171.20 is: 83,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,920.70 : 148,923.60 = 60,171.20 : x
  2. Step 2: Convert to fraction form
    107,920.70/148,923.60 = 60,171.20/x
  3. Step 3: Cross multiply
    107,920.70x = 148,923.60 × 60,171.20
  4. Step 4: Simplify right side
    107,920.70x = 8,960,911,720.32
  5. Step 5: Solve for x
    x = 8,960,911,720.32/107,920.70
  6. Step 6: Final answer
    x = 83,032.37

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