Home / 33,320.77-49,956.46-20,170.03

Finding the Fourth Proportional to 33,320.77, 49,956.46 and 20,170.03

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Solution

The fourth proportional to 33,320.77, 49,956.46 and 20,170.03 is: 30,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.77 : 49,956.46 = 20,170.03 : x
  2. Step 2: Convert to fraction form
    33,320.77/49,956.46 = 20,170.03/x
  3. Step 3: Cross multiply
    33,320.77x = 49,956.46 × 20,170.03
  4. Step 4: Simplify right side
    33,320.77x = 1,007,623,296.89
  5. Step 5: Solve for x
    x = 1,007,623,296.89/33,320.77
  6. Step 6: Final answer
    x = 30,240.10

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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.