Home / 50,273.10-75,300.30-40,431.60

Finding the Fourth Proportional to 50,273.10, 75,300.30 and 40,431.60

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Solution

The fourth proportional to 50,273.10, 75,300.30 and 40,431.60 is: 60,559.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,273.10 : 75,300.30 = 40,431.60 : x
  2. Step 2: Convert to fraction form
    50,273.10/75,300.30 = 40,431.60/x
  3. Step 3: Cross multiply
    50,273.10x = 75,300.30 × 40,431.60
  4. Step 4: Simplify right side
    50,273.10x = 3,044,511,609.48
  5. Step 5: Solve for x
    x = 3,044,511,609.48/50,273.10
  6. Step 6: Final answer
    x = 60,559.46

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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.