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Finding the Fourth Proportional to 13,037.91, 17,992.35 and 7,733.73

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Solution

The fourth proportional to 13,037.91, 17,992.35 and 7,733.73 is: 10,672.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.91 : 17,992.35 = 7,733.73 : x
  2. Step 2: Convert to fraction form
    13,037.91/17,992.35 = 7,733.73/x
  3. Step 3: Cross multiply
    13,037.91x = 17,992.35 × 7,733.73
  4. Step 4: Simplify right side
    13,037.91x = 139,147,976.97
  5. Step 5: Solve for x
    x = 139,147,976.97/13,037.91
  6. Step 6: Final answer
    x = 10,672.57

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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.