Home / 226,240.68-311,992.42-152,814.59

Finding the Fourth Proportional to 226,240.68, 311,992.42 and 152,814.59

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Solution

The fourth proportional to 226,240.68, 311,992.42 and 152,814.59 is: 210,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,240.68 : 311,992.42 = 152,814.59 : x
  2. Step 2: Convert to fraction form
    226,240.68/311,992.42 = 152,814.59/x
  3. Step 3: Cross multiply
    226,240.68x = 311,992.42 × 152,814.59
  4. Step 4: Simplify right side
    226,240.68x = 47,676,993,745.41
  5. Step 5: Solve for x
    x = 47,676,993,745.41/226,240.68
  6. Step 6: Final answer
    x = 210,735.73

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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.