Home / 43,650.06-65,418.27-19,616.55

Finding the Fourth Proportional to 43,650.06, 65,418.27 and 19,616.55

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Solution

The fourth proportional to 43,650.06, 65,418.27 and 19,616.55 is: 29,399.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,650.06 : 65,418.27 = 19,616.55 : x
  2. Step 2: Convert to fraction form
    43,650.06/65,418.27 = 19,616.55/x
  3. Step 3: Cross multiply
    43,650.06x = 65,418.27 × 19,616.55
  4. Step 4: Simplify right side
    43,650.06x = 1,283,280,764.37
  5. Step 5: Solve for x
    x = 1,283,280,764.37/43,650.06
  6. Step 6: Final answer
    x = 29,399.29

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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.