Finding the Fourth Proportional to 125,751.63, 173,534.37 and 69,163.95
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Solution
The fourth proportional to 125,751.63, 173,534.37 and 69,163.95 is: 95,444.67
Step by Step Solution
- Step 1: Write the proportion equation
125,751.63 : 173,534.37 = 69,163.95 : x - Step 2: Convert to fraction form
125,751.63/173,534.37 = 69,163.95/x - Step 3: Cross multiply
125,751.63x = 173,534.37 × 69,163.95 - Step 4: Simplify right side
125,751.63x = 12,002,322,489.96 - Step 5: Solve for x
x = 12,002,322,489.96/125,751.63 - Step 6: Final answer
x = 95,444.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.