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Finding the Fourth Proportional to 64,022.40, 95,911.20 and 34,430.40

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Solution

The fourth proportional to 64,022.40, 95,911.20 and 34,430.40 is: 51,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,022.40 : 95,911.20 = 34,430.40 : x
  2. Step 2: Convert to fraction form
    64,022.40/95,911.20 = 34,430.40/x
  3. Step 3: Cross multiply
    64,022.40x = 95,911.20 × 34,430.40
  4. Step 4: Simplify right side
    64,022.40x = 3,302,260,980.48
  5. Step 5: Solve for x
    x = 3,302,260,980.48/64,022.40
  6. Step 6: Final answer
    x = 51,579.77

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