Home / 226,869.92-340,314.26-66,945.85

Finding the Fourth Proportional to 226,869.92, 340,314.26 and 66,945.85

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Solution

The fourth proportional to 226,869.92, 340,314.26 and 66,945.85 is: 100,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,869.92 : 340,314.26 = 66,945.85 : x
  2. Step 2: Convert to fraction form
    226,869.92/340,314.26 = 66,945.85/x
  3. Step 3: Cross multiply
    226,869.92x = 340,314.26 × 66,945.85
  4. Step 4: Simplify right side
    226,869.92x = 22,782,626,217.31
  5. Step 5: Solve for x
    x = 22,782,626,217.31/226,869.92
  6. Step 6: Final answer
    x = 100,421.54

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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.