Home / 193,350.38-290,013.91-114,963.44

Finding the Fourth Proportional to 193,350.38, 290,013.91 and 114,963.44

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Solution

The fourth proportional to 193,350.38, 290,013.91 and 114,963.44 is: 172,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,350.38 : 290,013.91 = 114,963.44 : x
  2. Step 2: Convert to fraction form
    193,350.38/290,013.91 = 114,963.44/x
  3. Step 3: Cross multiply
    193,350.38x = 290,013.91 × 114,963.44
  4. Step 4: Simplify right side
    193,350.38x = 33,340,995,003.97
  5. Step 5: Solve for x
    x = 33,340,995,003.97/193,350.38
  6. Step 6: Final answer
    x = 172,438.22

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1.5x scale

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.