Finding the Fourth Proportional to 177,177.97, 264,958.95 and 132,231.07
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Solution
The fourth proportional to 177,177.97, 264,958.95 and 132,231.07 is: 197,743.58
Step by Step Solution
- Step 1: Write the proportion equation
177,177.97 : 264,958.95 = 132,231.07 : x - Step 2: Convert to fraction form
177,177.97/264,958.95 = 132,231.07/x - Step 3: Cross multiply
177,177.97x = 264,958.95 × 132,231.07 - Step 4: Simplify right side
177,177.97x = 35,035,805,464.58 - Step 5: Solve for x
x = 35,035,805,464.58/177,177.97 - Step 6: Final answer
x = 197,743.58
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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.