Home / 49,797.48-74,694.72-20,214.60

Finding the Fourth Proportional to 49,797.48, 74,694.72 and 20,214.60

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Solution

The fourth proportional to 49,797.48, 74,694.72 and 20,214.60 is: 30,321.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,797.48 : 74,694.72 = 20,214.60 : x
  2. Step 2: Convert to fraction form
    49,797.48/74,694.72 = 20,214.60/x
  3. Step 3: Cross multiply
    49,797.48x = 74,694.72 × 20,214.60
  4. Step 4: Simplify right side
    49,797.48x = 1,509,923,886.91
  5. Step 5: Solve for x
    x = 1,509,923,886.91/49,797.48
  6. Step 6: Final answer
    x = 30,321.29

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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.