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Finding the Fourth Proportional to 8,873.94, 13,314.06 and 5,583.36

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Solution

The fourth proportional to 8,873.94, 13,314.06 and 5,583.36 is: 8,377.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.94 : 13,314.06 = 5,583.36 : x
  2. Step 2: Convert to fraction form
    8,873.94/13,314.06 = 5,583.36/x
  3. Step 3: Cross multiply
    8,873.94x = 13,314.06 × 5,583.36
  4. Step 4: Simplify right side
    8,873.94x = 74,337,190.04
  5. Step 5: Solve for x
    x = 74,337,190.04/8,873.94
  6. Step 6: Final answer
    x = 8,377.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.