Home / 226,046.32-339,402.39-126,401.74

Finding the Fourth Proportional to 226,046.32, 339,402.39 and 126,401.74

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Solution

The fourth proportional to 226,046.32, 339,402.39 and 126,401.74 is: 189,788.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,046.32 : 339,402.39 = 126,401.74 : x
  2. Step 2: Convert to fraction form
    226,046.32/339,402.39 = 126,401.74/x
  3. Step 3: Cross multiply
    226,046.32x = 339,402.39 × 126,401.74
  4. Step 4: Simplify right side
    226,046.32x = 42,901,052,656.16
  5. Step 5: Solve for x
    x = 42,901,052,656.16/226,046.32
  6. Step 6: Final answer
    x = 189,788.77

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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.