Home / 39,190.32-54,085.98-22,197.54

Finding the Fourth Proportional to 39,190.32, 54,085.98 and 22,197.54

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Solution

The fourth proportional to 39,190.32, 54,085.98 and 22,197.54 is: 30,634.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.32 : 54,085.98 = 22,197.54 : x
  2. Step 2: Convert to fraction form
    39,190.32/54,085.98 = 22,197.54/x
  3. Step 3: Cross multiply
    39,190.32x = 54,085.98 × 22,197.54
  4. Step 4: Simplify right side
    39,190.32x = 1,200,575,704.49
  5. Step 5: Solve for x
    x = 1,200,575,704.49/39,190.32
  6. Step 6: Final answer
    x = 30,634.50

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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.