Home / 80,327.10-120,523.74-35,325.33

Finding the Fourth Proportional to 80,327.10, 120,523.74 and 35,325.33

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Solution

The fourth proportional to 80,327.10, 120,523.74 and 35,325.33 is: 53,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,327.10 : 120,523.74 = 35,325.33 : x
  2. Step 2: Convert to fraction form
    80,327.10/120,523.74 = 35,325.33/x
  3. Step 3: Cross multiply
    80,327.10x = 120,523.74 × 35,325.33
  4. Step 4: Simplify right side
    80,327.10x = 4,257,540,888.33
  5. Step 5: Solve for x
    x = 4,257,540,888.33/80,327.10
  6. Step 6: Final answer
    x = 53,002.55

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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.