Home / 50,079.59-69,109.85-27,420.02

Finding the Fourth Proportional to 50,079.59, 69,109.85 and 27,420.02

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Solution

The fourth proportional to 50,079.59, 69,109.85 and 27,420.02 is: 37,839.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,079.59 : 69,109.85 = 27,420.02 : x
  2. Step 2: Convert to fraction form
    50,079.59/69,109.85 = 27,420.02/x
  3. Step 3: Cross multiply
    50,079.59x = 69,109.85 × 27,420.02
  4. Step 4: Simplify right side
    50,079.59x = 1,894,993,469.20
  5. Step 5: Solve for x
    x = 1,894,993,469.20/50,079.59
  6. Step 6: Final answer
    x = 37,839.64

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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.