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Finding the Fourth Proportional to 171,552.80, 236,742.89 and 96,101.30

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Solution

The fourth proportional to 171,552.80, 236,742.89 and 96,101.30 is: 132,619.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,552.80 : 236,742.89 = 96,101.30 : x
  2. Step 2: Convert to fraction form
    171,552.80/236,742.89 = 96,101.30/x
  3. Step 3: Cross multiply
    171,552.80x = 236,742.89 × 96,101.30
  4. Step 4: Simplify right side
    171,552.80x = 22,751,297,830.54
  5. Step 5: Solve for x
    x = 22,751,297,830.54/171,552.80
  6. Step 6: Final answer
    x = 132,619.80

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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.