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Finding the Fourth Proportional to 97,681.96, 134,804.04 and 55,239.64

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Solution

The fourth proportional to 97,681.96, 134,804.04 and 55,239.64 is: 76,232.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,681.96 : 134,804.04 = 55,239.64 : x
  2. Step 2: Convert to fraction form
    97,681.96/134,804.04 = 55,239.64/x
  3. Step 3: Cross multiply
    97,681.96x = 134,804.04 × 55,239.64
  4. Step 4: Simplify right side
    97,681.96x = 7,446,526,640.15
  5. Step 5: Solve for x
    x = 7,446,526,640.15/97,681.96
  6. Step 6: Final answer
    x = 76,232.36

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