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Finding the Fourth Proportional to 72,728.72, 109,094.44 and 22,807.72

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Solution

The fourth proportional to 72,728.72, 109,094.44 and 22,807.72 is: 34,212.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,728.72 : 109,094.44 = 22,807.72 : x
  2. Step 2: Convert to fraction form
    72,728.72/109,094.44 = 22,807.72/x
  3. Step 3: Cross multiply
    72,728.72x = 109,094.44 × 22,807.72
  4. Step 4: Simplify right side
    72,728.72x = 2,488,195,441.08
  5. Step 5: Solve for x
    x = 2,488,195,441.08/72,728.72
  6. Step 6: Final answer
    x = 34,212.01

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