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Finding the Fourth Proportional to 48,516.73, 72,752.05 and 16,922.96

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Solution

The fourth proportional to 48,516.73, 72,752.05 and 16,922.96 is: 25,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,516.73 : 72,752.05 = 16,922.96 : x
  2. Step 2: Convert to fraction form
    48,516.73/72,752.05 = 16,922.96/x
  3. Step 3: Cross multiply
    48,516.73x = 72,752.05 × 16,922.96
  4. Step 4: Simplify right side
    48,516.73x = 1,231,179,626.00
  5. Step 5: Solve for x
    x = 1,231,179,626.00/48,516.73
  6. Step 6: Final answer
    x = 25,376.39

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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.