Finding the Fourth Proportional to 177,713.80, 265,922.70 and 131,057.80
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Solution
The fourth proportional to 177,713.80, 265,922.70 and 131,057.80 is: 196,108.82
Step by Step Solution
- Step 1: Write the proportion equation
177,713.80 : 265,922.70 = 131,057.80 : x - Step 2: Convert to fraction form
177,713.80/265,922.70 = 131,057.80/x - Step 3: Cross multiply
177,713.80x = 265,922.70 × 131,057.80 - Step 4: Simplify right side
177,713.80x = 34,851,244,032.06 - Step 5: Solve for x
x = 34,851,244,032.06/177,713.80 - Step 6: Final answer
x = 196,108.82
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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.