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Finding the Fourth Proportional to 9,383.24, 12,947.07 and 5,349.99

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Solution

The fourth proportional to 9,383.24, 12,947.07 and 5,349.99 is: 7,381.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.24 : 12,947.07 = 5,349.99 : x
  2. Step 2: Convert to fraction form
    9,383.24/12,947.07 = 5,349.99/x
  3. Step 3: Cross multiply
    9,383.24x = 12,947.07 × 5,349.99
  4. Step 4: Simplify right side
    9,383.24x = 69,266,763.64
  5. Step 5: Solve for x
    x = 69,266,763.64/9,383.24
  6. Step 6: Final answer
    x = 7,381.96

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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.