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Finding the Fourth Proportional to 251,249.58, 376,816.05 and 73,708.92

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Solution

The fourth proportional to 251,249.58, 376,816.05 and 73,708.92 is: 110,546.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,249.58 : 376,816.05 = 73,708.92 : x
  2. Step 2: Convert to fraction form
    251,249.58/376,816.05 = 73,708.92/x
  3. Step 3: Cross multiply
    251,249.58x = 376,816.05 × 73,708.92
  4. Step 4: Simplify right side
    251,249.58x = 27,774,704,084.17
  5. Step 5: Solve for x
    x = 27,774,704,084.17/251,249.58
  6. Step 6: Final answer
    x = 110,546.27

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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.