Home / 80,586.18-120,879.24-25,182.18

Finding the Fourth Proportional to 80,586.18, 120,879.24 and 25,182.18

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Solution

The fourth proportional to 80,586.18, 120,879.24 and 25,182.18 is: 37,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,586.18 : 120,879.24 = 25,182.18 : x
  2. Step 2: Convert to fraction form
    80,586.18/120,879.24 = 25,182.18/x
  3. Step 3: Cross multiply
    80,586.18x = 120,879.24 × 25,182.18
  4. Step 4: Simplify right side
    80,586.18x = 3,044,002,779.94
  5. Step 5: Solve for x
    x = 3,044,002,779.94/80,586.18
  6. Step 6: Final answer
    x = 37,773.26

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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.