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Finding the Fourth Proportional to 7,100.89, 9,799.95 and 4,269.18

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Solution

The fourth proportional to 7,100.89, 9,799.95 and 4,269.18 is: 5,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100.89 : 9,799.95 = 4,269.18 : x
  2. Step 2: Convert to fraction form
    7,100.89/9,799.95 = 4,269.18/x
  3. Step 3: Cross multiply
    7,100.89x = 9,799.95 × 4,269.18
  4. Step 4: Simplify right side
    7,100.89x = 41,837,803.30
  5. Step 5: Solve for x
    x = 41,837,803.30/7,100.89
  6. Step 6: Final answer
    x = 5,891.91

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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.