Home / 39,049.18-58,512.42-30,186.22

Finding the Fourth Proportional to 39,049.18, 58,512.42 and 30,186.22

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Solution

The fourth proportional to 39,049.18, 58,512.42 and 30,186.22 is: 45,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,049.18 : 58,512.42 = 30,186.22 : x
  2. Step 2: Convert to fraction form
    39,049.18/58,512.42 = 30,186.22/x
  3. Step 3: Cross multiply
    39,049.18x = 58,512.42 × 30,186.22
  4. Step 4: Simplify right side
    39,049.18x = 1,766,268,782.85
  5. Step 5: Solve for x
    x = 1,766,268,782.85/39,049.18
  6. Step 6: Final answer
    x = 45,231.90

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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.