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Finding the Fourth Proportional to 48,136.74, 72,201.87 and 16,967.94

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Solution

The fourth proportional to 48,136.74, 72,201.87 and 16,967.94 is: 25,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,136.74 : 72,201.87 = 16,967.94 : x
  2. Step 2: Convert to fraction form
    48,136.74/72,201.87 = 16,967.94/x
  3. Step 3: Cross multiply
    48,136.74x = 72,201.87 × 16,967.94
  4. Step 4: Simplify right side
    48,136.74x = 1,225,116,998.05
  5. Step 5: Solve for x
    x = 1,225,116,998.05/48,136.74
  6. Step 6: Final answer
    x = 25,450.77

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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.