Finding the Fourth Proportional to 116,361.97, 174,537.18 and 68,357.32
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Solution
The fourth proportional to 116,361.97, 174,537.18 and 68,357.32 is: 102,532.59
Step by Step Solution
- Step 1: Write the proportion equation
116,361.97 : 174,537.18 = 68,357.32 : x - Step 2: Convert to fraction form
116,361.97/174,537.18 = 68,357.32/x - Step 3: Cross multiply
116,361.97x = 174,537.18 × 68,357.32 - Step 4: Simplify right side
116,361.97x = 11,930,893,428.81 - Step 5: Solve for x
x = 11,930,893,428.81/116,361.97 - Step 6: Final answer
x = 102,532.59
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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.