Home / 49,805.85-74,705.52-20,226.27

Finding the Fourth Proportional to 49,805.85, 74,705.52 and 20,226.27

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Solution

The fourth proportional to 49,805.85, 74,705.52 and 20,226.27 is: 30,338.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,805.85 : 74,705.52 = 20,226.27 : x
  2. Step 2: Convert to fraction form
    49,805.85/74,705.52 = 20,226.27/x
  3. Step 3: Cross multiply
    49,805.85x = 74,705.52 × 20,226.27
  4. Step 4: Simplify right side
    49,805.85x = 1,511,014,018.01
  5. Step 5: Solve for x
    x = 1,511,014,018.01/49,805.85
  6. Step 6: Final answer
    x = 30,338.08

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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.