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Finding the Fourth Proportional to 171,042.78, 236,039.67 and 95,592.54

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Solution

The fourth proportional to 171,042.78, 236,039.67 and 95,592.54 is: 131,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,042.78 : 236,039.67 = 95,592.54 : x
  2. Step 2: Convert to fraction form
    171,042.78/236,039.67 = 95,592.54/x
  3. Step 3: Cross multiply
    171,042.78x = 236,039.67 × 95,592.54
  4. Step 4: Simplify right side
    171,042.78x = 22,563,631,596.06
  5. Step 5: Solve for x
    x = 22,563,631,596.06/171,042.78
  6. Step 6: Final answer
    x = 131,918.06

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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.