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Finding the Fourth Proportional to 72,035.69, 99,290.27 and 48,153.65

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Solution

The fourth proportional to 72,035.69, 99,290.27 and 48,153.65 is: 66,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,035.69 : 99,290.27 = 48,153.65 : x
  2. Step 2: Convert to fraction form
    72,035.69/99,290.27 = 48,153.65/x
  3. Step 3: Cross multiply
    72,035.69x = 99,290.27 × 48,153.65
  4. Step 4: Simplify right side
    72,035.69x = 4,781,188,533.92
  5. Step 5: Solve for x
    x = 4,781,188,533.92/72,035.69
  6. Step 6: Final answer
    x = 66,372.50

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