Home / 50,481.72-75,638.88-30,700.44

Finding the Fourth Proportional to 50,481.72, 75,638.88 and 30,700.44

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Solution

The fourth proportional to 50,481.72, 75,638.88 and 30,700.44 is: 45,999.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,481.72 : 75,638.88 = 30,700.44 : x
  2. Step 2: Convert to fraction form
    50,481.72/75,638.88 = 30,700.44/x
  3. Step 3: Cross multiply
    50,481.72x = 75,638.88 × 30,700.44
  4. Step 4: Simplify right side
    50,481.72x = 2,322,146,897.11
  5. Step 5: Solve for x
    x = 2,322,146,897.11/50,481.72
  6. Step 6: Final answer
    x = 45,999.76

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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.