Finding the Fourth Proportional to 125,403.19, 188,133.44 and 41,170.48
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Solution
The fourth proportional to 125,403.19, 188,133.44 and 41,170.48 is: 61,765.12
Step by Step Solution
- Step 1: Write the proportion equation
125,403.19 : 188,133.44 = 41,170.48 : x - Step 2: Convert to fraction form
125,403.19/188,133.44 = 41,170.48/x - Step 3: Cross multiply
125,403.19x = 188,133.44 × 41,170.48 - Step 4: Simplify right side
125,403.19x = 7,745,543,352.67 - Step 5: Solve for x
x = 7,745,543,352.67/125,403.19 - Step 6: Final answer
x = 61,765.12
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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.