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Finding the Fourth Proportional to 98,342.80, 135,734.55 and 62,525.81

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Solution

The fourth proportional to 98,342.80, 135,734.55 and 62,525.81 is: 86,299.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,342.80 : 135,734.55 = 62,525.81 : x
  2. Step 2: Convert to fraction form
    98,342.80/135,734.55 = 62,525.81/x
  3. Step 3: Cross multiply
    98,342.80x = 135,734.55 × 62,525.81
  4. Step 4: Simplify right side
    98,342.80x = 8,486,912,683.74
  5. Step 5: Solve for x
    x = 8,486,912,683.74/98,342.80
  6. Step 6: Final answer
    x = 86,299.28

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