Home / 50,680.55-69,933.02-28,016.43

Finding the Fourth Proportional to 50,680.55, 69,933.02 and 28,016.43

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Solution

The fourth proportional to 50,680.55, 69,933.02 and 28,016.43 is: 38,659.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,680.55 : 69,933.02 = 28,016.43 : x
  2. Step 2: Convert to fraction form
    50,680.55/69,933.02 = 28,016.43/x
  3. Step 3: Cross multiply
    50,680.55x = 69,933.02 × 28,016.43
  4. Step 4: Simplify right side
    50,680.55x = 1,959,273,419.44
  5. Step 5: Solve for x
    x = 1,959,273,419.44/50,680.55
  6. Step 6: Final answer
    x = 38,659.28

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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.