Home / 226,411.20-339,415.92-113,944.32

Finding the Fourth Proportional to 226,411.20, 339,415.92 and 113,944.32

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Solution

The fourth proportional to 226,411.20, 339,415.92 and 113,944.32 is: 170,815.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,411.20 : 339,415.92 = 113,944.32 : x
  2. Step 2: Convert to fraction form
    226,411.20/339,415.92 = 113,944.32/x
  3. Step 3: Cross multiply
    226,411.20x = 339,415.92 × 113,944.32
  4. Step 4: Simplify right side
    226,411.20x = 38,674,516,201.57
  5. Step 5: Solve for x
    x = 38,674,516,201.57/226,411.20
  6. Step 6: Final answer
    x = 170,815.38

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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.