Home / 50,439.44-69,614.75-38,480.20

Finding the Fourth Proportional to 50,439.44, 69,614.75 and 38,480.20

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Solution

The fourth proportional to 50,439.44, 69,614.75 and 38,480.20 is: 53,109.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,439.44 : 69,614.75 = 38,480.20 : x
  2. Step 2: Convert to fraction form
    50,439.44/69,614.75 = 38,480.20/x
  3. Step 3: Cross multiply
    50,439.44x = 69,614.75 × 38,480.20
  4. Step 4: Simplify right side
    50,439.44x = 2,678,789,425.11
  5. Step 5: Solve for x
    x = 2,678,789,425.11/50,439.44
  6. Step 6: Final answer
    x = 53,109.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.