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Finding the Fourth Proportional to 55,400.44, 83,100.84 and 13,847.44

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Solution

The fourth proportional to 55,400.44, 83,100.84 and 13,847.44 is: 20,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,400.44 : 83,100.84 = 13,847.44 : x
  2. Step 2: Convert to fraction form
    55,400.44/83,100.84 = 13,847.44/x
  3. Step 3: Cross multiply
    55,400.44x = 83,100.84 × 13,847.44
  4. Step 4: Simplify right side
    55,400.44x = 1,150,733,895.85
  5. Step 5: Solve for x
    x = 1,150,733,895.85/55,400.44
  6. Step 6: Final answer
    x = 20,771.20

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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.