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Finding the Fourth Proportional to 14,843.22, 20,483.67 and 8,037.32

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Solution

The fourth proportional to 14,843.22, 20,483.67 and 8,037.32 is: 11,091.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,843.22 : 20,483.67 = 8,037.32 : x
  2. Step 2: Convert to fraction form
    14,843.22/20,483.67 = 8,037.32/x
  3. Step 3: Cross multiply
    14,843.22x = 20,483.67 × 8,037.32
  4. Step 4: Simplify right side
    14,843.22x = 164,633,708.15
  5. Step 5: Solve for x
    x = 164,633,708.15/14,843.22
  6. Step 6: Final answer
    x = 11,091.51

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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.