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Finding the Fourth Proportional to 7,150.83, 10,732.95 and 3,866.51

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Solution

The fourth proportional to 7,150.83, 10,732.95 and 3,866.51 is: 5,803.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.83 : 10,732.95 = 3,866.51 : x
  2. Step 2: Convert to fraction form
    7,150.83/10,732.95 = 3,866.51/x
  3. Step 3: Cross multiply
    7,150.83x = 10,732.95 × 3,866.51
  4. Step 4: Simplify right side
    7,150.83x = 41,499,004.84
  5. Step 5: Solve for x
    x = 41,499,004.84/7,150.83
  6. Step 6: Final answer
    x = 5,803.38

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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.