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Finding the Fourth Proportional to 171,677.88, 236,911.23 and 95,197.28

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Solution

The fourth proportional to 171,677.88, 236,911.23 and 95,197.28 is: 131,369.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,677.88 : 236,911.23 = 95,197.28 : x
  2. Step 2: Convert to fraction form
    171,677.88/236,911.23 = 95,197.28/x
  3. Step 3: Cross multiply
    171,677.88x = 236,911.23 × 95,197.28
  4. Step 4: Simplify right side
    171,677.88x = 22,553,303,512.90
  5. Step 5: Solve for x
    x = 22,553,303,512.90/171,677.88
  6. Step 6: Final answer
    x = 131,369.89

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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.