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Finding the Fourth Proportional to 169,128.72, 253,672.92 and 44,479.44

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Solution

The fourth proportional to 169,128.72, 253,672.92 and 44,479.44 is: 66,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,128.72 : 253,672.92 = 44,479.44 : x
  2. Step 2: Convert to fraction form
    169,128.72/253,672.92 = 44,479.44/x
  3. Step 3: Cross multiply
    169,128.72x = 253,672.92 × 44,479.44
  4. Step 4: Simplify right side
    169,128.72x = 11,283,229,424.76
  5. Step 5: Solve for x
    x = 11,283,229,424.76/169,128.72
  6. Step 6: Final answer
    x = 66,713.86

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