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Finding the Fourth Proportional to 7,295.88, 10,067.30 and 4,151.72

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Solution

The fourth proportional to 7,295.88, 10,067.30 and 4,151.72 is: 5,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.88 : 10,067.30 = 4,151.72 : x
  2. Step 2: Convert to fraction form
    7,295.88/10,067.30 = 4,151.72/x
  3. Step 3: Cross multiply
    7,295.88x = 10,067.30 × 4,151.72
  4. Step 4: Simplify right side
    7,295.88x = 41,796,610.76
  5. Step 5: Solve for x
    x = 41,796,610.76/7,295.88
  6. Step 6: Final answer
    x = 5,728.80

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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.