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Finding the Fourth Proportional to 170,245.47, 255,367.52 and 51,916.46

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Solution

The fourth proportional to 170,245.47, 255,367.52 and 51,916.46 is: 77,874.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,245.47 : 255,367.52 = 51,916.46 : x
  2. Step 2: Convert to fraction form
    170,245.47/255,367.52 = 51,916.46/x
  3. Step 3: Cross multiply
    170,245.47x = 255,367.52 × 51,916.46
  4. Step 4: Simplify right side
    170,245.47x = 13,257,778,016.22
  5. Step 5: Solve for x
    x = 13,257,778,016.22/170,245.47
  6. Step 6: Final answer
    x = 77,874.48

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