Home / 80,374.74-120,582.09-24,213.57

Finding the Fourth Proportional to 80,374.74, 120,582.09 and 24,213.57

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Solution

The fourth proportional to 80,374.74, 120,582.09 and 24,213.57 is: 36,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,374.74 : 120,582.09 = 24,213.57 : x
  2. Step 2: Convert to fraction form
    80,374.74/120,582.09 = 24,213.57/x
  3. Step 3: Cross multiply
    80,374.74x = 120,582.09 × 24,213.57
  4. Step 4: Simplify right side
    80,374.74x = 2,919,722,876.96
  5. Step 5: Solve for x
    x = 2,919,722,876.96/80,374.74
  6. Step 6: Final answer
    x = 36,326.37

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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.