Home / 91,722.26-126,523.10-57,676.85

Finding the Fourth Proportional to 91,722.26, 126,523.10 and 57,676.85

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Solution

The fourth proportional to 91,722.26, 126,523.10 and 57,676.85 is: 79,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,722.26 : 126,523.10 = 57,676.85 : x
  2. Step 2: Convert to fraction form
    91,722.26/126,523.10 = 57,676.85/x
  3. Step 3: Cross multiply
    91,722.26x = 126,523.10 × 57,676.85
  4. Step 4: Simplify right side
    91,722.26x = 7,297,453,629.99
  5. Step 5: Solve for x
    x = 7,297,453,629.99/91,722.26
  6. Step 6: Final answer
    x = 79,560.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.