Home / 39,190.23-54,082.50-22,194.47

Finding the Fourth Proportional to 39,190.23, 54,082.50 and 22,194.47

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Solution

The fourth proportional to 39,190.23, 54,082.50 and 22,194.47 is: 30,628.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.23 : 54,082.50 = 22,194.47 : x
  2. Step 2: Convert to fraction form
    39,190.23/54,082.50 = 22,194.47/x
  3. Step 3: Cross multiply
    39,190.23x = 54,082.50 × 22,194.47
  4. Step 4: Simplify right side
    39,190.23x = 1,200,332,233.08
  5. Step 5: Solve for x
    x = 1,200,332,233.08/39,190.23
  6. Step 6: Final answer
    x = 30,628.35

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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.