Home / 53,922.20-80,896.44-16,986.20

Finding the Fourth Proportional to 53,922.20, 80,896.44 and 16,986.20

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Solution

The fourth proportional to 53,922.20, 80,896.44 and 16,986.20 is: 25,483.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,922.20 : 80,896.44 = 16,986.20 : x
  2. Step 2: Convert to fraction form
    53,922.20/80,896.44 = 16,986.20/x
  3. Step 3: Cross multiply
    53,922.20x = 80,896.44 × 16,986.20
  4. Step 4: Simplify right side
    53,922.20x = 1,374,122,704.65
  5. Step 5: Solve for x
    x = 1,374,122,704.65/53,922.20
  6. Step 6: Final answer
    x = 25,483.43

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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.