Home / 199,100.68-274,756.80-114,231.04

Finding the Fourth Proportional to 199,100.68, 274,756.80 and 114,231.04

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Solution

The fourth proportional to 199,100.68, 274,756.80 and 114,231.04 is: 157,637.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,100.68 : 274,756.80 = 114,231.04 : x
  2. Step 2: Convert to fraction form
    199,100.68/274,756.80 = 114,231.04/x
  3. Step 3: Cross multiply
    199,100.68x = 274,756.80 × 114,231.04
  4. Step 4: Simplify right side
    199,100.68x = 31,385,755,011.07
  5. Step 5: Solve for x
    x = 31,385,755,011.07/199,100.68
  6. Step 6: Final answer
    x = 157,637.61

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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.