Finding the Fourth Proportional to 180,375.60, 248,873.49 and 116,636.70
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Solution
The fourth proportional to 180,375.60, 248,873.49 and 116,636.70 is: 160,929.65
Step by Step Solution
- Step 1: Write the proportion equation
180,375.60 : 248,873.49 = 116,636.70 : x - Step 2: Convert to fraction form
180,375.60/248,873.49 = 116,636.70/x - Step 3: Cross multiply
180,375.60x = 248,873.49 × 116,636.70 - Step 4: Simplify right side
180,375.60x = 29,027,782,591.08 - Step 5: Solve for x
x = 29,027,782,591.08/180,375.60 - Step 6: Final answer
x = 160,929.65
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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.