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Finding the Fourth Proportional to 10,080.27, 13,911.93 and 5,604.47

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Solution

The fourth proportional to 10,080.27, 13,911.93 and 5,604.47 is: 7,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080.27 : 13,911.93 = 5,604.47 : x
  2. Step 2: Convert to fraction form
    10,080.27/13,911.93 = 5,604.47/x
  3. Step 3: Cross multiply
    10,080.27x = 13,911.93 × 5,604.47
  4. Step 4: Simplify right side
    10,080.27x = 77,968,924.77
  5. Step 5: Solve for x
    x = 77,968,924.77/10,080.27
  6. Step 6: Final answer
    x = 7,734.81

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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.