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Finding the Fourth Proportional to 32,676.96, 48,994.38 and 13,969.20

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Solution

The fourth proportional to 32,676.96, 48,994.38 and 13,969.20 is: 20,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,676.96 : 48,994.38 = 13,969.20 : x
  2. Step 2: Convert to fraction form
    32,676.96/48,994.38 = 13,969.20/x
  3. Step 3: Cross multiply
    32,676.96x = 48,994.38 × 13,969.20
  4. Step 4: Simplify right side
    32,676.96x = 684,412,293.10
  5. Step 5: Solve for x
    x = 684,412,293.10/32,676.96
  6. Step 6: Final answer
    x = 20,944.80

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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.