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Finding the Fourth Proportional to 13,100.16, 19,651.44 and 3,740.16

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Solution

The fourth proportional to 13,100.16, 19,651.44 and 3,740.16 is: 5,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100.16 : 19,651.44 = 3,740.16 : x
  2. Step 2: Convert to fraction form
    13,100.16/19,651.44 = 3,740.16/x
  3. Step 3: Cross multiply
    13,100.16x = 19,651.44 × 3,740.16
  4. Step 4: Simplify right side
    13,100.16x = 73,499,529.83
  5. Step 5: Solve for x
    x = 73,499,529.83/13,100.16
  6. Step 6: Final answer
    x = 5,610.58

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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.