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Finding the Fourth Proportional to 5,400.15, 8,100.07 and 2,950.48

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Solution

The fourth proportional to 5,400.15, 8,100.07 and 2,950.48 is: 4,425.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.15 : 8,100.07 = 2,950.48 : x
  2. Step 2: Convert to fraction form
    5,400.15/8,100.07 = 2,950.48/x
  3. Step 3: Cross multiply
    5,400.15x = 8,100.07 × 2,950.48
  4. Step 4: Simplify right side
    5,400.15x = 23,899,097.28
  5. Step 5: Solve for x
    x = 23,899,097.28/5,400.15
  6. Step 6: Final answer
    x = 4,425.64

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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.