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Finding the Fourth Proportional to 251,524.52, 377,245.77 and 73,990.01

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Solution

The fourth proportional to 251,524.52, 377,245.77 and 73,990.01 is: 110,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,524.52 : 377,245.77 = 73,990.01 : x
  2. Step 2: Convert to fraction form
    251,524.52/377,245.77 = 73,990.01/x
  3. Step 3: Cross multiply
    251,524.52x = 377,245.77 × 73,990.01
  4. Step 4: Simplify right side
    251,524.52x = 27,912,418,294.76
  5. Step 5: Solve for x
    x = 27,912,418,294.76/251,524.52
  6. Step 6: Final answer
    x = 110,972.95

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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.