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Finding the Fourth Proportional to 64,604.73, 96,907.10 and 20,234.96

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Solution

The fourth proportional to 64,604.73, 96,907.10 and 20,234.96 is: 30,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,604.73 : 96,907.10 = 20,234.96 : x
  2. Step 2: Convert to fraction form
    64,604.73/96,907.10 = 20,234.96/x
  3. Step 3: Cross multiply
    64,604.73x = 96,907.10 × 20,234.96
  4. Step 4: Simplify right side
    64,604.73x = 1,960,910,706.51
  5. Step 5: Solve for x
    x = 1,960,910,706.51/64,604.73
  6. Step 6: Final answer
    x = 30,352.43

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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.