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Finding the Fourth Proportional to 194,329, 291,493.50 and 54,091.27

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Solution

The fourth proportional to 194,329, 291,493.50 and 54,091.27 is: 81,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,329 : 291,493.50 = 54,091.27 : x
  2. Step 2: Convert to fraction form
    194,329/291,493.50 = 54,091.27/x
  3. Step 3: Cross multiply
    194,329x = 291,493.50 × 54,091.27
  4. Step 4: Simplify right side
    194,329x = 15,767,253,611.75
  5. Step 5: Solve for x
    x = 15,767,253,611.75/194,329
  6. Step 6: Final answer
    x = 81,136.91

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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.