Home / 172,474.14-258,231.06-88,051.80

Finding the Fourth Proportional to 172,474.14, 258,231.06 and 88,051.80

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Solution

The fourth proportional to 172,474.14, 258,231.06 and 88,051.80 is: 131,832.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,474.14 : 258,231.06 = 88,051.80 : x
  2. Step 2: Convert to fraction form
    172,474.14/258,231.06 = 88,051.80/x
  3. Step 3: Cross multiply
    172,474.14x = 258,231.06 × 88,051.80
  4. Step 4: Simplify right side
    172,474.14x = 22,737,709,648.91
  5. Step 5: Solve for x
    x = 22,737,709,648.91/172,474.14
  6. Step 6: Final answer
    x = 131,832.57

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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.