Finding the Fourth Proportional to 73,825.74, 101,878.64 and 41,994.56
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Solution
The fourth proportional to 73,825.74, 101,878.64 and 41,994.56 is: 57,951.99
Step by Step Solution
- Step 1: Write the proportion equation
73,825.74 : 101,878.64 = 41,994.56 : x - Step 2: Convert to fraction form
73,825.74/101,878.64 = 41,994.56/x - Step 3: Cross multiply
73,825.74x = 101,878.64 × 41,994.56 - Step 4: Simplify right side
73,825.74x = 4,278,348,660.20 - Step 5: Solve for x
x = 4,278,348,660.20/73,825.74 - Step 6: Final answer
x = 57,951.99
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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.