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Finding the Fourth Proportional to 5,905.55, 8,111.99 and 5,876.39

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Solution

The fourth proportional to 5,905.55, 8,111.99 and 5,876.39 is: 8,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.55 : 8,111.99 = 5,876.39 : x
  2. Step 2: Convert to fraction form
    5,905.55/8,111.99 = 5,876.39/x
  3. Step 3: Cross multiply
    5,905.55x = 8,111.99 × 5,876.39
  4. Step 4: Simplify right side
    5,905.55x = 47,669,216.92
  5. Step 5: Solve for x
    x = 47,669,216.92/5,905.55
  6. Step 6: Final answer
    x = 8,071.94

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.