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Finding the Fourth Proportional to 10,626.88, 15,940.40 and 3,701.36

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Solution

The fourth proportional to 10,626.88, 15,940.40 and 3,701.36 is: 5,552.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.88 : 15,940.40 = 3,701.36 : x
  2. Step 2: Convert to fraction form
    10,626.88/15,940.40 = 3,701.36/x
  3. Step 3: Cross multiply
    10,626.88x = 15,940.40 × 3,701.36
  4. Step 4: Simplify right side
    10,626.88x = 59,001,158.94
  5. Step 5: Solve for x
    x = 59,001,158.94/10,626.88
  6. Step 6: Final answer
    x = 5,552.07

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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.