Finding the Fourth Proportional to 203,971.77, 281,437.74 and 119,050.56
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Solution
The fourth proportional to 203,971.77, 281,437.74 and 119,050.56 is: 164,264.50
Step by Step Solution
- Step 1: Write the proportion equation
203,971.77 : 281,437.74 = 119,050.56 : x - Step 2: Convert to fraction form
203,971.77/281,437.74 = 119,050.56/x - Step 3: Cross multiply
203,971.77x = 281,437.74 × 119,050.56 - Step 4: Simplify right side
203,971.77x = 33,505,320,552.13 - Step 5: Solve for x
x = 33,505,320,552.13/203,971.77 - Step 6: Final answer
x = 164,264.50
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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.