Home / 49,194.40-73,791.60-19,616.80

Finding the Fourth Proportional to 49,194.40, 73,791.60 and 19,616.80

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Solution

The fourth proportional to 49,194.40, 73,791.60 and 19,616.80 is: 29,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,194.40 : 73,791.60 = 19,616.80 : x
  2. Step 2: Convert to fraction form
    49,194.40/73,791.60 = 19,616.80/x
  3. Step 3: Cross multiply
    49,194.40x = 73,791.60 × 19,616.80
  4. Step 4: Simplify right side
    49,194.40x = 1,447,555,058.88
  5. Step 5: Solve for x
    x = 1,447,555,058.88/49,194.40
  6. Step 6: Final answer
    x = 29,425.20

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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.