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Finding the Fourth Proportional to 5,956.88, 8,891.21 and 5,256.37

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Solution

The fourth proportional to 5,956.88, 8,891.21 and 5,256.37 is: 7,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,956.88 : 8,891.21 = 5,256.37 : x
  2. Step 2: Convert to fraction form
    5,956.88/8,891.21 = 5,256.37/x
  3. Step 3: Cross multiply
    5,956.88x = 8,891.21 × 5,256.37
  4. Step 4: Simplify right side
    5,956.88x = 46,735,441.00
  5. Step 5: Solve for x
    x = 46,735,441.00/5,956.88
  6. Step 6: Final answer
    x = 7,845.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.