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Finding the Fourth Proportional to 183,795.45, 275,563.44 and 71,382.03

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Solution

The fourth proportional to 183,795.45, 275,563.44 and 71,382.03 is: 107,022.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,795.45 : 275,563.44 = 71,382.03 : x
  2. Step 2: Convert to fraction form
    183,795.45/275,563.44 = 71,382.03/x
  3. Step 3: Cross multiply
    183,795.45x = 275,563.44 × 71,382.03
  4. Step 4: Simplify right side
    183,795.45x = 19,670,277,740.98
  5. Step 5: Solve for x
    x = 19,670,277,740.98/183,795.45
  6. Step 6: Final answer
    x = 107,022.66

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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.