Home / 193,912.68-290,694.06-134,776.20

Finding the Fourth Proportional to 193,912.68, 290,694.06 and 134,776.20

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Solution

The fourth proportional to 193,912.68, 290,694.06 and 134,776.20 is: 202,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,912.68 : 290,694.06 = 134,776.20 : x
  2. Step 2: Convert to fraction form
    193,912.68/290,694.06 = 134,776.20/x
  3. Step 3: Cross multiply
    193,912.68x = 290,694.06 × 134,776.20
  4. Step 4: Simplify right side
    193,912.68x = 39,178,640,769.37
  5. Step 5: Solve for x
    x = 39,178,640,769.37/193,912.68
  6. Step 6: Final answer
    x = 202,042.70

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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.