Home / 226,438.69-339,137.25-131,433.58

Finding the Fourth Proportional to 226,438.69, 339,137.25 and 131,433.58

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Solution

The fourth proportional to 226,438.69, 339,137.25 and 131,433.58 is: 196,848.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,438.69 : 339,137.25 = 131,433.58 : x
  2. Step 2: Convert to fraction form
    226,438.69/339,137.25 = 131,433.58/x
  3. Step 3: Cross multiply
    226,438.69x = 339,137.25 × 131,433.58
  4. Step 4: Simplify right side
    226,438.69x = 44,574,022,878.86
  5. Step 5: Solve for x
    x = 44,574,022,878.86/226,438.69
  6. Step 6: Final answer
    x = 196,848.09

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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.