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Finding the Fourth Proportional to 7,101.10, 10,651.18 and 2,940.02

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Solution

The fourth proportional to 7,101.10, 10,651.18 and 2,940.02 is: 4,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.10 : 10,651.18 = 2,940.02 : x
  2. Step 2: Convert to fraction form
    7,101.10/10,651.18 = 2,940.02/x
  3. Step 3: Cross multiply
    7,101.10x = 10,651.18 × 2,940.02
  4. Step 4: Simplify right side
    7,101.10x = 31,314,682.22
  5. Step 5: Solve for x
    x = 31,314,682.22/7,101.10
  6. Step 6: Final answer
    x = 4,409.84

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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.