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Finding the Fourth Proportional to 84,019.32, 126,028.98 and 48,534.64

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Solution

The fourth proportional to 84,019.32, 126,028.98 and 48,534.64 is: 72,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,019.32 : 126,028.98 = 48,534.64 : x
  2. Step 2: Convert to fraction form
    84,019.32/126,028.98 = 48,534.64/x
  3. Step 3: Cross multiply
    84,019.32x = 126,028.98 × 48,534.64
  4. Step 4: Simplify right side
    84,019.32x = 6,116,770,858.79
  5. Step 5: Solve for x
    x = 6,116,770,858.79/84,019.32
  6. Step 6: Final answer
    x = 72,801.96

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