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Finding the Fourth Proportional to 7,333.56, 10,118.76 and 4,189.14

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Solution

The fourth proportional to 7,333.56, 10,118.76 and 4,189.14 is: 5,780.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.56 : 10,118.76 = 4,189.14 : x
  2. Step 2: Convert to fraction form
    7,333.56/10,118.76 = 4,189.14/x
  3. Step 3: Cross multiply
    7,333.56x = 10,118.76 × 4,189.14
  4. Step 4: Simplify right side
    7,333.56x = 42,388,902.27
  5. Step 5: Solve for x
    x = 42,388,902.27/7,333.56
  6. Step 6: Final answer
    x = 5,780.13

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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.