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Finding the Fourth Proportional to 49,879.25, 74,819.53 and 16,599.32

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Solution

The fourth proportional to 49,879.25, 74,819.53 and 16,599.32 is: 24,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,879.25 : 74,819.53 = 16,599.32 : x
  2. Step 2: Convert to fraction form
    49,879.25/74,819.53 = 16,599.32/x
  3. Step 3: Cross multiply
    49,879.25x = 74,819.53 × 16,599.32
  4. Step 4: Simplify right side
    49,879.25x = 1,241,952,863.63
  5. Step 5: Solve for x
    x = 1,241,952,863.63/49,879.25
  6. Step 6: Final answer
    x = 24,899.19

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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.