Home / 199,304.14-274,884.19-127,690.87

Finding the Fourth Proportional to 199,304.14, 274,884.19 and 127,690.87

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Solution

The fourth proportional to 199,304.14, 274,884.19 and 127,690.87 is: 176,113.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,304.14 : 274,884.19 = 127,690.87 : x
  2. Step 2: Convert to fraction form
    199,304.14/274,884.19 = 127,690.87/x
  3. Step 3: Cross multiply
    199,304.14x = 274,884.19 × 127,690.87
  4. Step 4: Simplify right side
    199,304.14x = 35,100,201,370.35
  5. Step 5: Solve for x
    x = 35,100,201,370.35/199,304.14
  6. Step 6: Final answer
    x = 176,113.76

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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.