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Finding the Fourth Proportional to 84,408.53, 126,575.86 and 40,047.93

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Solution

The fourth proportional to 84,408.53, 126,575.86 and 40,047.93 is: 60,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,408.53 : 126,575.86 = 40,047.93 : x
  2. Step 2: Convert to fraction form
    84,408.53/126,575.86 = 40,047.93/x
  3. Step 3: Cross multiply
    84,408.53x = 126,575.86 × 40,047.93
  4. Step 4: Simplify right side
    84,408.53x = 5,069,100,980.73
  5. Step 5: Solve for x
    x = 5,069,100,980.73/84,408.53
  6. Step 6: Final answer
    x = 60,054.37

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