Home / 50,310.11-69,423.15-30,163.25

Finding the Fourth Proportional to 50,310.11, 69,423.15 and 30,163.25

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Solution

The fourth proportional to 50,310.11, 69,423.15 and 30,163.25 is: 41,622.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,310.11 : 69,423.15 = 30,163.25 : x
  2. Step 2: Convert to fraction form
    50,310.11/69,423.15 = 30,163.25/x
  3. Step 3: Cross multiply
    50,310.11x = 69,423.15 × 30,163.25
  4. Step 4: Simplify right side
    50,310.11x = 2,094,027,829.24
  5. Step 5: Solve for x
    x = 2,094,027,829.24/50,310.11
  6. Step 6: Final answer
    x = 41,622.41

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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.