Finding the Fourth Proportional to 116,232.84, 160,396.07 and 70,903.62
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Solution
The fourth proportional to 116,232.84, 160,396.07 and 70,903.62 is: 97,843.79
Step by Step Solution
- Step 1: Write the proportion equation
116,232.84 : 160,396.07 = 70,903.62 : x - Step 2: Convert to fraction form
116,232.84/160,396.07 = 70,903.62/x - Step 3: Cross multiply
116,232.84x = 160,396.07 × 70,903.62 - Step 4: Simplify right side
116,232.84x = 11,372,661,642.26 - Step 5: Solve for x
x = 11,372,661,642.26/116,232.84 - Step 6: Final answer
x = 97,843.79
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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.