Finding the Fourth Proportional to 125,560.53, 188,367.12 and 36,806.81
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Solution
The fourth proportional to 125,560.53, 188,367.12 and 36,806.81 is: 55,217.92
Step by Step Solution
- Step 1: Write the proportion equation
125,560.53 : 188,367.12 = 36,806.81 : x - Step 2: Convert to fraction form
125,560.53/188,367.12 = 36,806.81/x - Step 3: Cross multiply
125,560.53x = 188,367.12 × 36,806.81 - Step 4: Simplify right side
125,560.53x = 6,933,191,854.25 - Step 5: Solve for x
x = 6,933,191,854.25/125,560.53 - Step 6: Final answer
x = 55,217.92
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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.