Home / 226,139.40-339,282.81-113,761.62

Finding the Fourth Proportional to 226,139.40, 339,282.81 and 113,761.62

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Solution

The fourth proportional to 226,139.40, 339,282.81 and 113,761.62 is: 170,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,139.40 : 339,282.81 = 113,761.62 : x
  2. Step 2: Convert to fraction form
    226,139.40/339,282.81 = 113,761.62/x
  3. Step 3: Cross multiply
    226,139.40x = 339,282.81 × 113,761.62
  4. Step 4: Simplify right side
    226,139.40x = 38,597,362,103.75
  5. Step 5: Solve for x
    x = 38,597,362,103.75/226,139.40
  6. Step 6: Final answer
    x = 170,679.51

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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.