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Finding the Fourth Proportional to 203,049.09, 304,642.85 and 60,897.84

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Solution

The fourth proportional to 203,049.09, 304,642.85 and 60,897.84 is: 91,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,049.09 : 304,642.85 = 60,897.84 : x
  2. Step 2: Convert to fraction form
    203,049.09/304,642.85 = 60,897.84/x
  3. Step 3: Cross multiply
    203,049.09x = 304,642.85 × 60,897.84
  4. Step 4: Simplify right side
    203,049.09x = 18,552,090,089.54
  5. Step 5: Solve for x
    x = 18,552,090,089.54/203,049.09
  6. Step 6: Final answer
    x = 91,367.51

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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.