Home / 251,136.52-346,571.22-136,416.16

Finding the Fourth Proportional to 251,136.52, 346,571.22 and 136,416.16

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Solution

The fourth proportional to 251,136.52, 346,571.22 and 136,416.16 is: 188,255.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,136.52 : 346,571.22 = 136,416.16 : x
  2. Step 2: Convert to fraction form
    251,136.52/346,571.22 = 136,416.16/x
  3. Step 3: Cross multiply
    251,136.52x = 346,571.22 × 136,416.16
  4. Step 4: Simplify right side
    251,136.52x = 47,277,914,998.92
  5. Step 5: Solve for x
    x = 47,277,914,998.92/251,136.52
  6. Step 6: Final answer
    x = 188,255.83

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1.5x scale

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.