Finding the Fourth Proportional to 201,361.55, 277,886.07 and 110,724.44
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Solution
The fourth proportional to 201,361.55, 277,886.07 and 110,724.44 is: 152,803.66
Step by Step Solution
- Step 1: Write the proportion equation
201,361.55 : 277,886.07 = 110,724.44 : x - Step 2: Convert to fraction form
201,361.55/277,886.07 = 110,724.44/x - Step 3: Cross multiply
201,361.55x = 277,886.07 × 110,724.44 - Step 4: Simplify right side
201,361.55x = 30,768,780,128.37 - Step 5: Solve for x
x = 30,768,780,128.37/201,361.55 - Step 6: Final answer
x = 152,803.66
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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.