Home / 80,567.26-120,850.94-30,635.83

Finding the Fourth Proportional to 80,567.26, 120,850.94 and 30,635.83

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Solution

The fourth proportional to 80,567.26, 120,850.94 and 30,635.83 is: 45,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,567.26 : 120,850.94 = 30,635.83 : x
  2. Step 2: Convert to fraction form
    80,567.26/120,850.94 = 30,635.83/x
  3. Step 3: Cross multiply
    80,567.26x = 120,850.94 × 30,635.83
  4. Step 4: Simplify right side
    80,567.26x = 3,702,368,700.00
  5. Step 5: Solve for x
    x = 3,702,368,700.00/80,567.26
  6. Step 6: Final answer
    x = 45,953.76

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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.