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Finding the Fourth Proportional to 99,003.99, 136,625.36 and 53,681.89

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Solution

The fourth proportional to 99,003.99, 136,625.36 and 53,681.89 is: 74,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,003.99 : 136,625.36 = 53,681.89 : x
  2. Step 2: Convert to fraction form
    99,003.99/136,625.36 = 53,681.89/x
  3. Step 3: Cross multiply
    99,003.99x = 136,625.36 × 53,681.89
  4. Step 4: Simplify right side
    99,003.99x = 7,334,307,546.73
  5. Step 5: Solve for x
    x = 7,334,307,546.73/99,003.99
  6. Step 6: Final answer
    x = 74,080.93

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