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Finding the Fourth Proportional to 5,211.87, 7,193.07 and 2,973.24

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Solution

The fourth proportional to 5,211.87, 7,193.07 and 2,973.24 is: 4,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211.87 : 7,193.07 = 2,973.24 : x
  2. Step 2: Convert to fraction form
    5,211.87/7,193.07 = 2,973.24/x
  3. Step 3: Cross multiply
    5,211.87x = 7,193.07 × 2,973.24
  4. Step 4: Simplify right side
    5,211.87x = 21,386,723.45
  5. Step 5: Solve for x
    x = 21,386,723.45/5,211.87
  6. Step 6: Final answer
    x = 4,103.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.