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Finding the Fourth Proportional to 98,740.58, 136,261.44 and 53,418.44

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Solution

The fourth proportional to 98,740.58, 136,261.44 and 53,418.44 is: 73,717.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,740.58 : 136,261.44 = 53,418.44 : x
  2. Step 2: Convert to fraction form
    98,740.58/136,261.44 = 53,418.44/x
  3. Step 3: Cross multiply
    98,740.58x = 136,261.44 × 53,418.44
  4. Step 4: Simplify right side
    98,740.58x = 7,278,873,556.95
  5. Step 5: Solve for x
    x = 7,278,873,556.95/98,740.58
  6. Step 6: Final answer
    x = 73,717.14

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