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Finding the Fourth Proportional to 357,199.31, 535,798.98 and 107,881.31

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Solution

The fourth proportional to 357,199.31, 535,798.98 and 107,881.31 is: 161,821.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,199.31 : 535,798.98 = 107,881.31 : x
  2. Step 2: Convert to fraction form
    357,199.31/535,798.98 = 107,881.31/x
  3. Step 3: Cross multiply
    357,199.31x = 535,798.98 × 107,881.31
  4. Step 4: Simplify right side
    357,199.31x = 57,802,697,198.56
  5. Step 5: Solve for x
    x = 57,802,697,198.56/357,199.31
  6. Step 6: Final answer
    x = 161,821.97

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