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Finding the Fourth Proportional to 29,059.98, 43,584.23 and 7,994.61

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Solution

The fourth proportional to 29,059.98, 43,584.23 and 7,994.61 is: 11,990.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,059.98 : 43,584.23 = 7,994.61 : x
  2. Step 2: Convert to fraction form
    29,059.98/43,584.23 = 7,994.61/x
  3. Step 3: Cross multiply
    29,059.98x = 43,584.23 × 7,994.61
  4. Step 4: Simplify right side
    29,059.98x = 348,438,881.03
  5. Step 5: Solve for x
    x = 348,438,881.03/29,059.98
  6. Step 6: Final answer
    x = 11,990.33

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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.