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Finding the Fourth Proportional to 171,163.89, 236,205.99 and 95,712.39

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Solution

The fourth proportional to 171,163.89, 236,205.99 and 95,712.39 is: 132,083.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,163.89 : 236,205.99 = 95,712.39 : x
  2. Step 2: Convert to fraction form
    171,163.89/236,205.99 = 95,712.39/x
  3. Step 3: Cross multiply
    171,163.89x = 236,205.99 × 95,712.39
  4. Step 4: Simplify right side
    171,163.89x = 22,607,839,835.22
  5. Step 5: Solve for x
    x = 22,607,839,835.22/171,163.89
  6. Step 6: Final answer
    x = 132,083.00

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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.