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Finding the Fourth Proportional to 199,169.82, 274,850.82 and 108,526.41

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Solution

The fourth proportional to 199,169.82, 274,850.82 and 108,526.41 is: 149,764.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,169.82 : 274,850.82 = 108,526.41 : x
  2. Step 2: Convert to fraction form
    199,169.82/274,850.82 = 108,526.41/x
  3. Step 3: Cross multiply
    199,169.82x = 274,850.82 × 108,526.41
  4. Step 4: Simplify right side
    199,169.82x = 29,828,572,780.16
  5. Step 5: Solve for x
    x = 29,828,572,780.16/199,169.82
  6. Step 6: Final answer
    x = 149,764.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.