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Finding the Fourth Proportional to 70,281.82, 96,979.35 and 41,981.50

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Solution

The fourth proportional to 70,281.82, 96,979.35 and 41,981.50 is: 57,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,281.82 : 96,979.35 = 41,981.50 : x
  2. Step 2: Convert to fraction form
    70,281.82/96,979.35 = 41,981.50/x
  3. Step 3: Cross multiply
    70,281.82x = 96,979.35 × 41,981.50
  4. Step 4: Simplify right side
    70,281.82x = 4,071,338,582.03
  5. Step 5: Solve for x
    x = 4,071,338,582.03/70,281.82
  6. Step 6: Final answer
    x = 57,928.76

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