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Finding the Fourth Proportional to 9,511.56, 13,124.94 and 5,261.94

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Solution

The fourth proportional to 9,511.56, 13,124.94 and 5,261.94 is: 7,260.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.56 : 13,124.94 = 5,261.94 : x
  2. Step 2: Convert to fraction form
    9,511.56/13,124.94 = 5,261.94/x
  3. Step 3: Cross multiply
    9,511.56x = 13,124.94 × 5,261.94
  4. Step 4: Simplify right side
    9,511.56x = 69,062,646.78
  5. Step 5: Solve for x
    x = 69,062,646.78/9,511.56
  6. Step 6: Final answer
    x = 7,260.92

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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.