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Finding the Fourth Proportional to 75,562.42, 104,304.21 and 64,909.30

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Solution

The fourth proportional to 75,562.42, 104,304.21 and 64,909.30 is: 89,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,562.42 : 104,304.21 = 64,909.30 : x
  2. Step 2: Convert to fraction form
    75,562.42/104,304.21 = 64,909.30/x
  3. Step 3: Cross multiply
    75,562.42x = 104,304.21 × 64,909.30
  4. Step 4: Simplify right side
    75,562.42x = 6,770,313,258.15
  5. Step 5: Solve for x
    x = 6,770,313,258.15/75,562.42
  6. Step 6: Final answer
    x = 89,598.95

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