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Finding the Fourth Proportional to 123,484.66, 170,412.15 and 69,768.52

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Solution

The fourth proportional to 123,484.66, 170,412.15 and 69,768.52 is: 96,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,484.66 : 170,412.15 = 69,768.52 : x
  2. Step 2: Convert to fraction form
    123,484.66/170,412.15 = 69,768.52/x
  3. Step 3: Cross multiply
    123,484.66x = 170,412.15 × 69,768.52
  4. Step 4: Simplify right side
    123,484.66x = 11,889,403,495.52
  5. Step 5: Solve for x
    x = 11,889,403,495.52/123,484.66
  6. Step 6: Final answer
    x = 96,282.43

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