Finding the Fourth Proportional to 125,573.44, 173,293.80 and 68,986.96
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Solution
The fourth proportional to 125,573.44, 173,293.80 and 68,986.96 is: 95,203.35
Step by Step Solution
- Step 1: Write the proportion equation
125,573.44 : 173,293.80 = 68,986.96 : x - Step 2: Convert to fraction form
125,573.44/173,293.80 = 68,986.96/x - Step 3: Cross multiply
125,573.44x = 173,293.80 × 68,986.96 - Step 4: Simplify right side
125,573.44x = 11,955,012,448.85 - Step 5: Solve for x
x = 11,955,012,448.85/125,573.44 - Step 6: Final answer
x = 95,203.35
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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.