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Finding the Fourth Proportional to 222,852.71, 333,901.79 and 159,350.42

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Solution

The fourth proportional to 222,852.71, 333,901.79 and 159,350.42 is: 238,755.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,852.71 : 333,901.79 = 159,350.42 : x
  2. Step 2: Convert to fraction form
    222,852.71/333,901.79 = 159,350.42/x
  3. Step 3: Cross multiply
    222,852.71x = 333,901.79 × 159,350.42
  4. Step 4: Simplify right side
    222,852.71x = 53,207,388,008.99
  5. Step 5: Solve for x
    x = 53,207,388,008.99/222,852.71
  6. Step 6: Final answer
    x = 238,755.85

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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.