Finding the Fourth Proportional to 176,194.25, 243,148.19 and 95,621.75
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Solution
The fourth proportional to 176,194.25, 243,148.19 and 95,621.75 is: 131,958.09
Step by Step Solution
- Step 1: Write the proportion equation
176,194.25 : 243,148.19 = 95,621.75 : x - Step 2: Convert to fraction form
176,194.25/243,148.19 = 95,621.75/x - Step 3: Cross multiply
176,194.25x = 243,148.19 × 95,621.75 - Step 4: Simplify right side
176,194.25x = 23,250,256,353.21 - Step 5: Solve for x
x = 23,250,256,353.21/176,194.25 - Step 6: Final answer
x = 131,958.09
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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.