Home / 48,701.75-72,997.26-20,604.29

Finding the Fourth Proportional to 48,701.75, 72,997.26 and 20,604.29

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Solution

The fourth proportional to 48,701.75, 72,997.26 and 20,604.29 is: 30,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,701.75 : 72,997.26 = 20,604.29 : x
  2. Step 2: Convert to fraction form
    48,701.75/72,997.26 = 20,604.29/x
  3. Step 3: Cross multiply
    48,701.75x = 72,997.26 × 20,604.29
  4. Step 4: Simplify right side
    48,701.75x = 1,504,056,714.25
  5. Step 5: Solve for x
    x = 1,504,056,714.25/48,701.75
  6. Step 6: Final answer
    x = 30,883.01

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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.