Home / 199,053.45-274,792.91-131,114.30

Finding the Fourth Proportional to 199,053.45, 274,792.91 and 131,114.30

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Solution

The fourth proportional to 199,053.45, 274,792.91 and 131,114.30 is: 181,003.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,053.45 : 274,792.91 = 131,114.30 : x
  2. Step 2: Convert to fraction form
    199,053.45/274,792.91 = 131,114.30/x
  3. Step 3: Cross multiply
    199,053.45x = 274,792.91 × 131,114.30
  4. Step 4: Simplify right side
    199,053.45x = 36,029,278,010.08
  5. Step 5: Solve for x
    x = 36,029,278,010.08/199,053.45
  6. Step 6: Final answer
    x = 181,003.03

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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.