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Finding the Fourth Proportional to 229,795.09, 344,692.43 and 69,872.33

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Solution

The fourth proportional to 229,795.09, 344,692.43 and 69,872.33 is: 104,808.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,795.09 : 344,692.43 = 69,872.33 : x
  2. Step 2: Convert to fraction form
    229,795.09/344,692.43 = 69,872.33/x
  3. Step 3: Cross multiply
    229,795.09x = 344,692.43 × 69,872.33
  4. Step 4: Simplify right side
    229,795.09x = 24,084,463,991.85
  5. Step 5: Solve for x
    x = 24,084,463,991.85/229,795.09
  6. Step 6: Final answer
    x = 104,808.44

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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.