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Finding the Fourth Proportional to 106,015.80, 159,023.70 and 101,465.40

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Solution

The fourth proportional to 106,015.80, 159,023.70 and 101,465.40 is: 152,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,015.80 : 159,023.70 = 101,465.40 : x
  2. Step 2: Convert to fraction form
    106,015.80/159,023.70 = 101,465.40/x
  3. Step 3: Cross multiply
    106,015.80x = 159,023.70 × 101,465.40
  4. Step 4: Simplify right side
    106,015.80x = 16,135,403,329.98
  5. Step 5: Solve for x
    x = 16,135,403,329.98/106,015.80
  6. Step 6: Final answer
    x = 152,198.10

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