Home / 226,239.72-339,403.33-85,987.41

Finding the Fourth Proportional to 226,239.72, 339,403.33 and 85,987.41

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Solution

The fourth proportional to 226,239.72, 339,403.33 and 85,987.41 is: 128,997.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,239.72 : 339,403.33 = 85,987.41 : x
  2. Step 2: Convert to fraction form
    226,239.72/339,403.33 = 85,987.41/x
  3. Step 3: Cross multiply
    226,239.72x = 339,403.33 × 85,987.41
  4. Step 4: Simplify right side
    226,239.72x = 29,184,412,126.80
  5. Step 5: Solve for x
    x = 29,184,412,126.80/226,239.72
  6. Step 6: Final answer
    x = 128,997.74

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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.