Home / 237,122.42-355,377.95-206,603.85

Finding the Fourth Proportional to 237,122.42, 355,377.95 and 206,603.85

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Solution

The fourth proportional to 237,122.42, 355,377.95 and 206,603.85 is: 309,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,122.42 : 355,377.95 = 206,603.85 : x
  2. Step 2: Convert to fraction form
    237,122.42/355,377.95 = 206,603.85/x
  3. Step 3: Cross multiply
    237,122.42x = 355,377.95 × 206,603.85
  4. Step 4: Simplify right side
    237,122.42x = 73,422,451,642.09
  5. Step 5: Solve for x
    x = 73,422,451,642.09/237,122.42
  6. Step 6: Final answer
    x = 309,639.43

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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.