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Finding the Fourth Proportional to 171,080.73, 236,086.79 and 95,643.81

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Solution

The fourth proportional to 171,080.73, 236,086.79 and 95,643.81 is: 131,985.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,080.73 : 236,086.79 = 95,643.81 : x
  2. Step 2: Convert to fraction form
    171,080.73/236,086.79 = 95,643.81/x
  3. Step 3: Cross multiply
    171,080.73x = 236,086.79 × 95,643.81
  4. Step 4: Simplify right side
    171,080.73x = 22,580,239,608.05
  5. Step 5: Solve for x
    x = 22,580,239,608.05/171,080.73
  6. Step 6: Final answer
    x = 131,985.87

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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.