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Finding the Fourth Proportional to 203,544.40, 305,266.82 and 159,060.82

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Solution

The fourth proportional to 203,544.40, 305,266.82 and 159,060.82 is: 238,552.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,544.40 : 305,266.82 = 159,060.82 : x
  2. Step 2: Convert to fraction form
    203,544.40/305,266.82 = 159,060.82/x
  3. Step 3: Cross multiply
    203,544.40x = 305,266.82 × 159,060.82
  4. Step 4: Simplify right side
    203,544.40x = 48,555,990,707.99
  5. Step 5: Solve for x
    x = 48,555,990,707.99/203,544.40
  6. Step 6: Final answer
    x = 238,552.33

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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.