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Finding the Fourth Proportional to 171,647.75, 236,883.62 and 96,201.11

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Solution

The fourth proportional to 171,647.75, 236,883.62 and 96,201.11 is: 132,762.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,647.75 : 236,883.62 = 96,201.11 : x
  2. Step 2: Convert to fraction form
    171,647.75/236,883.62 = 96,201.11/x
  3. Step 3: Cross multiply
    171,647.75x = 236,883.62 × 96,201.11
  4. Step 4: Simplify right side
    171,647.75x = 22,788,467,184.82
  5. Step 5: Solve for x
    x = 22,788,467,184.82/171,647.75
  6. Step 6: Final answer
    x = 132,762.98

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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.