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Finding the Fourth Proportional to 172,523.52, 259,162.50 and 122,922.36

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Solution

The fourth proportional to 172,523.52, 259,162.50 and 122,922.36 is: 184,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,523.52 : 259,162.50 = 122,922.36 : x
  2. Step 2: Convert to fraction form
    172,523.52/259,162.50 = 122,922.36/x
  3. Step 3: Cross multiply
    172,523.52x = 259,162.50 × 122,922.36
  4. Step 4: Simplify right side
    172,523.52x = 31,856,866,584.46
  5. Step 5: Solve for x
    x = 31,856,866,584.46/172,523.52
  6. Step 6: Final answer
    x = 184,652.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.