Home / 50,023.76-75,016.80-20,425.75

Finding the Fourth Proportional to 50,023.76, 75,016.80 and 20,425.75

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Solution

The fourth proportional to 50,023.76, 75,016.80 and 20,425.75 is: 30,630.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,023.76 : 75,016.80 = 20,425.75 : x
  2. Step 2: Convert to fraction form
    50,023.76/75,016.80 = 20,425.75/x
  3. Step 3: Cross multiply
    50,023.76x = 75,016.80 × 20,425.75
  4. Step 4: Simplify right side
    50,023.76x = 1,532,274,215.06
  5. Step 5: Solve for x
    x = 1,532,274,215.06/50,023.76
  6. Step 6: Final answer
    x = 30,630.93

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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.