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Finding the Fourth Proportional to 98,998.35, 148,571.33 and 39,834.52

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Solution

The fourth proportional to 98,998.35, 148,571.33 and 39,834.52 is: 59,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,998.35 : 148,571.33 = 39,834.52 : x
  2. Step 2: Convert to fraction form
    98,998.35/148,571.33 = 39,834.52/x
  3. Step 3: Cross multiply
    98,998.35x = 148,571.33 × 39,834.52
  4. Step 4: Simplify right side
    98,998.35x = 5,918,267,616.31
  5. Step 5: Solve for x
    x = 5,918,267,616.31/98,998.35
  6. Step 6: Final answer
    x = 59,781.48

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