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Finding the Fourth Proportional to 8,558.88, 11,813.24 and 5,023.24

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Solution

The fourth proportional to 8,558.88, 11,813.24 and 5,023.24 is: 6,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.88 : 11,813.24 = 5,023.24 : x
  2. Step 2: Convert to fraction form
    8,558.88/11,813.24 = 5,023.24/x
  3. Step 3: Cross multiply
    8,558.88x = 11,813.24 × 5,023.24
  4. Step 4: Simplify right side
    8,558.88x = 59,340,739.70
  5. Step 5: Solve for x
    x = 59,340,739.70/8,558.88
  6. Step 6: Final answer
    x = 6,933.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.