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Finding the Fourth Proportional to 78,795.61, 118,242.72 and 32,048.48

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Solution

The fourth proportional to 78,795.61, 118,242.72 and 32,048.48 is: 48,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,795.61 : 118,242.72 = 32,048.48 : x
  2. Step 2: Convert to fraction form
    78,795.61/118,242.72 = 32,048.48/x
  3. Step 3: Cross multiply
    78,795.61x = 118,242.72 × 32,048.48
  4. Step 4: Simplify right side
    78,795.61x = 3,789,499,742.67
  5. Step 5: Solve for x
    x = 3,789,499,742.67/78,795.61
  6. Step 6: Final answer
    x = 48,092.78

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