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Finding the Fourth Proportional to 93,404.62, 128,902.08 and 53,122.06

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Solution

The fourth proportional to 93,404.62, 128,902.08 and 53,122.06 is: 73,310.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,404.62 : 128,902.08 = 53,122.06 : x
  2. Step 2: Convert to fraction form
    93,404.62/128,902.08 = 53,122.06/x
  3. Step 3: Cross multiply
    93,404.62x = 128,902.08 × 53,122.06
  4. Step 4: Simplify right side
    93,404.62x = 6,847,544,027.88
  5. Step 5: Solve for x
    x = 6,847,544,027.88/93,404.62
  6. Step 6: Final answer
    x = 73,310.55

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