Finding the Fourth Proportional to 119,159.04, 164,497.60 and 93,583.44
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Solution
The fourth proportional to 119,159.04, 164,497.60 and 93,583.44 is: 129,190.80
Step by Step Solution
- Step 1: Write the proportion equation
119,159.04 : 164,497.60 = 93,583.44 : x - Step 2: Convert to fraction form
119,159.04/164,497.60 = 93,583.44/x - Step 3: Cross multiply
119,159.04x = 164,497.60 × 93,583.44 - Step 4: Simplify right side
119,159.04x = 15,394,250,770.59 - Step 5: Solve for x
x = 15,394,250,770.59/119,159.04 - Step 6: Final answer
x = 129,190.80
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1.5x scale
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.