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Finding the Fourth Proportional to 167,750.56, 251,781.36 and 84,702.88

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Solution

The fourth proportional to 167,750.56, 251,781.36 and 84,702.88 is: 127,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,750.56 : 251,781.36 = 84,702.88 : x
  2. Step 2: Convert to fraction form
    167,750.56/251,781.36 = 84,702.88/x
  3. Step 3: Cross multiply
    167,750.56x = 251,781.36 × 84,702.88
  4. Step 4: Simplify right side
    167,750.56x = 21,326,606,322.32
  5. Step 5: Solve for x
    x = 21,326,606,322.32/167,750.56
  6. Step 6: Final answer
    x = 127,132.85

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