Home / 49,693.36-74,613.84-20,169.04

Finding the Fourth Proportional to 49,693.36, 74,613.84 and 20,169.04

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Solution

The fourth proportional to 49,693.36, 74,613.84 and 20,169.04 is: 30,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,693.36 : 74,613.84 = 20,169.04 : x
  2. Step 2: Convert to fraction form
    49,693.36/74,613.84 = 20,169.04/x
  3. Step 3: Cross multiply
    49,693.36x = 74,613.84 × 20,169.04
  4. Step 4: Simplify right side
    49,693.36x = 1,504,889,523.51
  5. Step 5: Solve for x
    x = 1,504,889,523.51/49,693.36
  6. Step 6: Final answer
    x = 30,283.51

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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.