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Finding the Fourth Proportional to 192,450.98, 288,577.90 and 102,544.93

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Solution

The fourth proportional to 192,450.98, 288,577.90 and 102,544.93 is: 153,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,450.98 : 288,577.90 = 102,544.93 : x
  2. Step 2: Convert to fraction form
    192,450.98/288,577.90 = 102,544.93/x
  3. Step 3: Cross multiply
    192,450.98x = 288,577.90 × 102,544.93
  4. Step 4: Simplify right side
    192,450.98x = 29,592,198,599.43
  5. Step 5: Solve for x
    x = 29,592,198,599.43/192,450.98
  6. Step 6: Final answer
    x = 153,764.87

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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.