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Finding the Fourth Proportional to 66,793.95, 100,198.35 and 22,423.77

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Solution

The fourth proportional to 66,793.95, 100,198.35 and 22,423.77 is: 33,638.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,793.95 : 100,198.35 = 22,423.77 : x
  2. Step 2: Convert to fraction form
    66,793.95/100,198.35 = 22,423.77/x
  3. Step 3: Cross multiply
    66,793.95x = 100,198.35 × 22,423.77
  4. Step 4: Simplify right side
    66,793.95x = 2,246,824,754.78
  5. Step 5: Solve for x
    x = 2,246,824,754.78/66,793.95
  6. Step 6: Final answer
    x = 33,638.15

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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.