Home / 33,350.10-49,879.35-28,101.30

Finding the Fourth Proportional to 33,350.10, 49,879.35 and 28,101.30

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Solution

The fourth proportional to 33,350.10, 49,879.35 and 28,101.30 is: 42,029.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,350.10 : 49,879.35 = 28,101.30 : x
  2. Step 2: Convert to fraction form
    33,350.10/49,879.35 = 28,101.30/x
  3. Step 3: Cross multiply
    33,350.10x = 49,879.35 × 28,101.30
  4. Step 4: Simplify right side
    33,350.10x = 1,401,674,578.16
  5. Step 5: Solve for x
    x = 1,401,674,578.16/33,350.10
  6. Step 6: Final answer
    x = 42,029.10

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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.