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Finding the Fourth Proportional to 11,195.55, 16,793.33 and 4,619.55

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Solution

The fourth proportional to 11,195.55, 16,793.33 and 4,619.55 is: 6,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.55 : 16,793.33 = 4,619.55 : x
  2. Step 2: Convert to fraction form
    11,195.55/16,793.33 = 4,619.55/x
  3. Step 3: Cross multiply
    11,195.55x = 16,793.33 × 4,619.55
  4. Step 4: Simplify right side
    11,195.55x = 77,577,604.50
  5. Step 5: Solve for x
    x = 77,577,604.50/11,195.55
  6. Step 6: Final answer
    x = 6,929.33

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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.