Home / 199,383.68-274,993.97-127,770.36

Finding the Fourth Proportional to 199,383.68, 274,993.97 and 127,770.36

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Solution

The fourth proportional to 199,383.68, 274,993.97 and 127,770.36 is: 176,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,383.68 : 274,993.97 = 127,770.36 : x
  2. Step 2: Convert to fraction form
    199,383.68/274,993.97 = 127,770.36/x
  3. Step 3: Cross multiply
    199,383.68x = 274,993.97 × 127,770.36
  4. Step 4: Simplify right side
    199,383.68x = 35,136,077,905.88
  5. Step 5: Solve for x
    x = 35,136,077,905.88/199,383.68
  6. Step 6: Final answer
    x = 176,223.44

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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.