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Finding the Fourth Proportional to 93,650.51, 129,220.85 and 55,391.00

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Solution

The fourth proportional to 93,650.51, 129,220.85 and 55,391.00 is: 76,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,650.51 : 129,220.85 = 55,391.00 : x
  2. Step 2: Convert to fraction form
    93,650.51/129,220.85 = 55,391.00/x
  3. Step 3: Cross multiply
    93,650.51x = 129,220.85 × 55,391.00
  4. Step 4: Simplify right side
    93,650.51x = 7,157,671,594.72
  5. Step 5: Solve for x
    x = 7,157,671,594.72/93,650.51
  6. Step 6: Final answer
    x = 76,429.60

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