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Finding the Fourth Proportional to 13,036.62, 19,550.82 and 5,636.34

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Solution

The fourth proportional to 13,036.62, 19,550.82 and 5,636.34 is: 8,452.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.62 : 19,550.82 = 5,636.34 : x
  2. Step 2: Convert to fraction form
    13,036.62/19,550.82 = 5,636.34/x
  3. Step 3: Cross multiply
    13,036.62x = 19,550.82 × 5,636.34
  4. Step 4: Simplify right side
    13,036.62x = 110,195,068.80
  5. Step 5: Solve for x
    x = 110,195,068.80/13,036.62
  6. Step 6: Final answer
    x = 8,452.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.