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Finding the Fourth Proportional to 7,516.01, 10,372.10 and 4,158.96

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Solution

The fourth proportional to 7,516.01, 10,372.10 and 4,158.96 is: 5,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.01 : 10,372.10 = 4,158.96 : x
  2. Step 2: Convert to fraction form
    7,516.01/10,372.10 = 4,158.96/x
  3. Step 3: Cross multiply
    7,516.01x = 10,372.10 × 4,158.96
  4. Step 4: Simplify right side
    7,516.01x = 43,137,185.34
  5. Step 5: Solve for x
    x = 43,137,185.34/7,516.01
  6. Step 6: Final answer
    x = 5,739.37

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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.