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Finding the Fourth Proportional to 7,137.42, 9,849.72 and 4,304.94

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Solution

The fourth proportional to 7,137.42, 9,849.72 and 4,304.94 is: 5,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137.42 : 9,849.72 = 4,304.94 : x
  2. Step 2: Convert to fraction form
    7,137.42/9,849.72 = 4,304.94/x
  3. Step 3: Cross multiply
    7,137.42x = 9,849.72 × 4,304.94
  4. Step 4: Simplify right side
    7,137.42x = 42,402,453.62
  5. Step 5: Solve for x
    x = 42,402,453.62/7,137.42
  6. Step 6: Final answer
    x = 5,940.87

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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.