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Finding the Fourth Proportional to 12,006.93, 17,995.80 and 8,497.96

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Solution

The fourth proportional to 12,006.93, 17,995.80 and 8,497.96 is: 12,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.93 : 17,995.80 = 8,497.96 : x
  2. Step 2: Convert to fraction form
    12,006.93/17,995.80 = 8,497.96/x
  3. Step 3: Cross multiply
    12,006.93x = 17,995.80 × 8,497.96
  4. Step 4: Simplify right side
    12,006.93x = 152,927,575.45
  5. Step 5: Solve for x
    x = 152,927,575.45/12,006.93
  6. Step 6: Final answer
    x = 12,736.61

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1.5x scale

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.