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Finding the Fourth Proportional to 29,062.39, 43,587.84 and 7,996.99

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Solution

The fourth proportional to 29,062.39, 43,587.84 and 7,996.99 is: 11,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,062.39 : 43,587.84 = 7,996.99 : x
  2. Step 2: Convert to fraction form
    29,062.39/43,587.84 = 7,996.99/x
  3. Step 3: Cross multiply
    29,062.39x = 43,587.84 × 7,996.99
  4. Step 4: Simplify right side
    29,062.39x = 348,571,520.60
  5. Step 5: Solve for x
    x = 348,571,520.60/29,062.39
  6. Step 6: Final answer
    x = 11,993.90

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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.