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Finding the Fourth Proportional to 32,481.74, 48,727.23 and 9,994.29

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Solution

The fourth proportional to 32,481.74, 48,727.23 and 9,994.29 is: 14,992.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,481.74 : 48,727.23 = 9,994.29 : x
  2. Step 2: Convert to fraction form
    32,481.74/48,727.23 = 9,994.29/x
  3. Step 3: Cross multiply
    32,481.74x = 48,727.23 × 9,994.29
  4. Step 4: Simplify right side
    32,481.74x = 486,993,917.58
  5. Step 5: Solve for x
    x = 486,993,917.58/32,481.74
  6. Step 6: Final answer
    x = 14,992.85

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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.