Home / 57,464.24-79,250.17-40,227.77

Finding the Fourth Proportional to 57,464.24, 79,250.17 and 40,227.77

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Solution

The fourth proportional to 57,464.24, 79,250.17 and 40,227.77 is: 55,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,464.24 : 79,250.17 = 40,227.77 : x
  2. Step 2: Convert to fraction form
    57,464.24/79,250.17 = 40,227.77/x
  3. Step 3: Cross multiply
    57,464.24x = 79,250.17 × 40,227.77
  4. Step 4: Simplify right side
    57,464.24x = 3,188,057,410.08
  5. Step 5: Solve for x
    x = 3,188,057,410.08/57,464.24
  6. Step 6: Final answer
    x = 55,478.98

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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.