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Finding the Fourth Proportional to 232,991.82, 349,561.08 and 83,228.78

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Solution

The fourth proportional to 232,991.82, 349,561.08 and 83,228.78 is: 124,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,991.82 : 349,561.08 = 83,228.78 : x
  2. Step 2: Convert to fraction form
    232,991.82/349,561.08 = 83,228.78/x
  3. Step 3: Cross multiply
    232,991.82x = 349,561.08 × 83,228.78
  4. Step 4: Simplify right side
    232,991.82x = 29,093,543,097.79
  5. Step 5: Solve for x
    x = 29,093,543,097.79/232,991.82
  6. Step 6: Final answer
    x = 124,869.38

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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.