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Finding the Fourth Proportional to 163,647.75, 225,835.26 and 92,027.13

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Solution

The fourth proportional to 163,647.75, 225,835.26 and 92,027.13 is: 126,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,647.75 : 225,835.26 = 92,027.13 : x
  2. Step 2: Convert to fraction form
    163,647.75/225,835.26 = 92,027.13/x
  3. Step 3: Cross multiply
    163,647.75x = 225,835.26 × 92,027.13
  4. Step 4: Simplify right side
    163,647.75x = 20,782,970,830.60
  5. Step 5: Solve for x
    x = 20,782,970,830.60/163,647.75
  6. Step 6: Final answer
    x = 126,998.21

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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.