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Finding the Fourth Proportional to 96,298.81, 132,928.09 and 72,494.53

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Solution

The fourth proportional to 96,298.81, 132,928.09 and 72,494.53 is: 100,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,298.81 : 132,928.09 = 72,494.53 : x
  2. Step 2: Convert to fraction form
    96,298.81/132,928.09 = 72,494.53/x
  3. Step 3: Cross multiply
    96,298.81x = 132,928.09 × 72,494.53
  4. Step 4: Simplify right side
    96,298.81x = 9,636,558,894.79
  5. Step 5: Solve for x
    x = 9,636,558,894.79/96,298.81
  6. Step 6: Final answer
    x = 100,069.35

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