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Finding the Fourth Proportional to 151,559.93, 209,147.90 and 83,579.76

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Solution

The fourth proportional to 151,559.93, 209,147.90 and 83,579.76 is: 115,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,559.93 : 209,147.90 = 83,579.76 : x
  2. Step 2: Convert to fraction form
    151,559.93/209,147.90 = 83,579.76/x
  3. Step 3: Cross multiply
    151,559.93x = 209,147.90 × 83,579.76
  4. Step 4: Simplify right side
    151,559.93x = 17,480,530,868.61
  5. Step 5: Solve for x
    x = 17,480,530,868.61/151,559.93
  6. Step 6: Final answer
    x = 115,337.42

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