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Finding the Fourth Proportional to 7,327.74, 10,112.94 and 4,184.94

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Solution

The fourth proportional to 7,327.74, 10,112.94 and 4,184.94 is: 5,775.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.74 : 10,112.94 = 4,184.94 : x
  2. Step 2: Convert to fraction form
    7,327.74/10,112.94 = 4,184.94/x
  3. Step 3: Cross multiply
    7,327.74x = 10,112.94 × 4,184.94
  4. Step 4: Simplify right side
    7,327.74x = 42,322,047.12
  5. Step 5: Solve for x
    x = 42,322,047.12/7,327.74
  6. Step 6: Final answer
    x = 5,775.59

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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.