Home / 73,923.39-110,885.11-20,613.22

Finding the Fourth Proportional to 73,923.39, 110,885.11 and 20,613.22

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Solution

The fourth proportional to 73,923.39, 110,885.11 and 20,613.22 is: 30,919.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,923.39 : 110,885.11 = 20,613.22 : x
  2. Step 2: Convert to fraction form
    73,923.39/110,885.11 = 20,613.22/x
  3. Step 3: Cross multiply
    73,923.39x = 110,885.11 × 20,613.22
  4. Step 4: Simplify right side
    73,923.39x = 2,285,698,749.45
  5. Step 5: Solve for x
    x = 2,285,698,749.45/73,923.39
  6. Step 6: Final answer
    x = 30,919.83

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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.