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Finding the Fourth Proportional to 135,510.36, 203,157 and 64,397.31

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Solution

The fourth proportional to 135,510.36, 203,157 and 64,397.31 is: 96,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,510.36 : 203,157 = 64,397.31 : x
  2. Step 2: Convert to fraction form
    135,510.36/203,157 = 64,397.31/x
  3. Step 3: Cross multiply
    135,510.36x = 203,157 × 64,397.31
  4. Step 4: Simplify right side
    135,510.36x = 13,082,764,307.67
  5. Step 5: Solve for x
    x = 13,082,764,307.67/135,510.36
  6. Step 6: Final answer
    x = 96,544.38

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