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Finding the Fourth Proportional to 107,894.43, 161,729.28 and 60,439.95

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Solution

The fourth proportional to 107,894.43, 161,729.28 and 60,439.95 is: 90,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,894.43 : 161,729.28 = 60,439.95 : x
  2. Step 2: Convert to fraction form
    107,894.43/161,729.28 = 60,439.95/x
  3. Step 3: Cross multiply
    107,894.43x = 161,729.28 × 60,439.95
  4. Step 4: Simplify right side
    107,894.43x = 9,774,909,596.74
  5. Step 5: Solve for x
    x = 9,774,909,596.74/107,894.43
  6. Step 6: Final answer
    x = 90,596.98

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