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Finding the Fourth Proportional to 98,026.56, 146,802.99 and 55,778.64

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Solution

The fourth proportional to 98,026.56, 146,802.99 and 55,778.64 is: 83,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,026.56 : 146,802.99 = 55,778.64 : x
  2. Step 2: Convert to fraction form
    98,026.56/146,802.99 = 55,778.64/x
  3. Step 3: Cross multiply
    98,026.56x = 146,802.99 × 55,778.64
  4. Step 4: Simplify right side
    98,026.56x = 8,188,471,130.13
  5. Step 5: Solve for x
    x = 8,188,471,130.13/98,026.56
  6. Step 6: Final answer
    x = 83,533.19

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