Home / 50,368.46-75,503.48-20,806.97

Finding the Fourth Proportional to 50,368.46, 75,503.48 and 20,806.97

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Solution

The fourth proportional to 50,368.46, 75,503.48 and 20,806.97 is: 31,190.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,368.46 : 75,503.48 = 20,806.97 : x
  2. Step 2: Convert to fraction form
    50,368.46/75,503.48 = 20,806.97/x
  3. Step 3: Cross multiply
    50,368.46x = 75,503.48 × 20,806.97
  4. Step 4: Simplify right side
    50,368.46x = 1,570,998,161.70
  5. Step 5: Solve for x
    x = 1,570,998,161.70/50,368.46
  6. Step 6: Final answer
    x = 31,190.12

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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.