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Finding the Fourth Proportional to 5,458.82, 7,533.18 and 3,100.96

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Solution

The fourth proportional to 5,458.82, 7,533.18 and 3,100.96 is: 4,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.82 : 7,533.18 = 3,100.96 : x
  2. Step 2: Convert to fraction form
    5,458.82/7,533.18 = 3,100.96/x
  3. Step 3: Cross multiply
    5,458.82x = 7,533.18 × 3,100.96
  4. Step 4: Simplify right side
    5,458.82x = 23,360,089.85
  5. Step 5: Solve for x
    x = 23,360,089.85/5,458.82
  6. Step 6: Final answer
    x = 4,279.33

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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.