Home / 226,535.23-339,779.46-76,771.65

Finding the Fourth Proportional to 226,535.23, 339,779.46 and 76,771.65

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Solution

The fourth proportional to 226,535.23, 339,779.46 and 76,771.65 is: 115,149.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,535.23 : 339,779.46 = 76,771.65 : x
  2. Step 2: Convert to fraction form
    226,535.23/339,779.46 = 76,771.65/x
  3. Step 3: Cross multiply
    226,535.23x = 339,779.46 × 76,771.65
  4. Step 4: Simplify right side
    226,535.23x = 26,085,428,999.28
  5. Step 5: Solve for x
    x = 26,085,428,999.28/226,535.23
  6. Step 6: Final answer
    x = 115,149.55

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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.