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Finding the Fourth Proportional to 163,498.98, 225,629.37 and 95,519.82

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Solution

The fourth proportional to 163,498.98, 225,629.37 and 95,519.82 is: 131,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,498.98 : 225,629.37 = 95,519.82 : x
  2. Step 2: Convert to fraction form
    163,498.98/225,629.37 = 95,519.82/x
  3. Step 3: Cross multiply
    163,498.98x = 225,629.37 × 95,519.82
  4. Step 4: Simplify right side
    163,498.98x = 21,552,076,809.11
  5. Step 5: Solve for x
    x = 21,552,076,809.11/163,498.98
  6. Step 6: Final answer
    x = 131,817.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.