Home / 50,551.80-75,827.70-20,966.55

Finding the Fourth Proportional to 50,551.80, 75,827.70 and 20,966.55

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Solution

The fourth proportional to 50,551.80, 75,827.70 and 20,966.55 is: 31,449.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,551.80 : 75,827.70 = 20,966.55 : x
  2. Step 2: Convert to fraction form
    50,551.80/75,827.70 = 20,966.55/x
  3. Step 3: Cross multiply
    50,551.80x = 75,827.70 × 20,966.55
  4. Step 4: Simplify right side
    50,551.80x = 1,589,845,263.44
  5. Step 5: Solve for x
    x = 1,589,845,263.44/50,551.80
  6. Step 6: Final answer
    x = 31,449.83

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Similar ratio
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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.