Home / 33,250.60-49,851.10-20,100.20

Finding the Fourth Proportional to 33,250.60, 49,851.10 and 20,100.20

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Solution

The fourth proportional to 33,250.60, 49,851.10 and 20,100.20 is: 30,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,250.60 : 49,851.10 = 20,100.20 : x
  2. Step 2: Convert to fraction form
    33,250.60/49,851.10 = 20,100.20/x
  3. Step 3: Cross multiply
    33,250.60x = 49,851.10 × 20,100.20
  4. Step 4: Simplify right side
    33,250.60x = 1,002,017,080.22
  5. Step 5: Solve for x
    x = 1,002,017,080.22/33,250.60
  6. Step 6: Final answer
    x = 30,135.31

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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.