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Finding the Fourth Proportional to 166,968.73, 250,453.10 and 48,649.33

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Solution

The fourth proportional to 166,968.73, 250,453.10 and 48,649.33 is: 72,974.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,968.73 : 250,453.10 = 48,649.33 : x
  2. Step 2: Convert to fraction form
    166,968.73/250,453.10 = 48,649.33/x
  3. Step 3: Cross multiply
    166,968.73x = 250,453.10 × 48,649.33
  4. Step 4: Simplify right side
    166,968.73x = 12,184,375,511.42
  5. Step 5: Solve for x
    x = 12,184,375,511.42/166,968.73
  6. Step 6: Final answer
    x = 72,974.00

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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.