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Finding the Fourth Proportional to 5,957.36, 8,921.40 and 4,910.96

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Solution

The fourth proportional to 5,957.36, 8,921.40 and 4,910.96 is: 7,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957.36 : 8,921.40 = 4,910.96 : x
  2. Step 2: Convert to fraction form
    5,957.36/8,921.40 = 4,910.96/x
  3. Step 3: Cross multiply
    5,957.36x = 8,921.40 × 4,910.96
  4. Step 4: Simplify right side
    5,957.36x = 43,812,638.54
  5. Step 5: Solve for x
    x = 43,812,638.54/5,957.36
  6. Step 6: Final answer
    x = 7,354.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.