Home / 271,962.30-408,029.85-122,144.70

Finding the Fourth Proportional to 271,962.30, 408,029.85 and 122,144.70

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Solution

The fourth proportional to 271,962.30, 408,029.85 and 122,144.70 is: 183,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,962.30 : 408,029.85 = 122,144.70 : x
  2. Step 2: Convert to fraction form
    271,962.30/408,029.85 = 122,144.70/x
  3. Step 3: Cross multiply
    271,962.30x = 408,029.85 × 122,144.70
  4. Step 4: Simplify right side
    271,962.30x = 49,838,683,619.30
  5. Step 5: Solve for x
    x = 49,838,683,619.30/271,962.30
  6. Step 6: Final answer
    x = 183,255.85

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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.