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Finding the Fourth Proportional to 222,105.12, 333,157.20 and 64,333.44

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Solution

The fourth proportional to 222,105.12, 333,157.20 and 64,333.44 is: 96,500.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,105.12 : 333,157.20 = 64,333.44 : x
  2. Step 2: Convert to fraction form
    222,105.12/333,157.20 = 64,333.44/x
  3. Step 3: Cross multiply
    222,105.12x = 333,157.20 × 64,333.44
  4. Step 4: Simplify right side
    222,105.12x = 21,433,148,736.77
  5. Step 5: Solve for x
    x = 21,433,148,736.77/222,105.12
  6. Step 6: Final answer
    x = 96,500.02

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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.