Finding the Fourth Proportional to 116,596.13, 174,884.12 and 70,991.99
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Solution
The fourth proportional to 116,596.13, 174,884.12 and 70,991.99 is: 106,481.84
Step by Step Solution
- Step 1: Write the proportion equation
116,596.13 : 174,884.12 = 70,991.99 : x - Step 2: Convert to fraction form
116,596.13/174,884.12 = 70,991.99/x - Step 3: Cross multiply
116,596.13x = 174,884.12 × 70,991.99 - Step 4: Simplify right side
116,596.13x = 12,415,370,468.82 - Step 5: Solve for x
x = 12,415,370,468.82/116,596.13 - Step 6: Final answer
x = 106,481.84
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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.