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Finding the Fourth Proportional to 104,336.82, 143,980.92 and 56,588.58

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Solution

The fourth proportional to 104,336.82, 143,980.92 and 56,588.58 is: 78,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,336.82 : 143,980.92 = 56,588.58 : x
  2. Step 2: Convert to fraction form
    104,336.82/143,980.92 = 56,588.58/x
  3. Step 3: Cross multiply
    104,336.82x = 143,980.92 × 56,588.58
  4. Step 4: Simplify right side
    104,336.82x = 8,147,675,809.89
  5. Step 5: Solve for x
    x = 8,147,675,809.89/104,336.82
  6. Step 6: Final answer
    x = 78,090.13

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