Finding the Fourth Proportional to 170,276.72, 234,736.41 and 119,130.99
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Solution
The fourth proportional to 170,276.72, 234,736.41 and 119,130.99 is: 164,229.03
Step by Step Solution
- Step 1: Write the proportion equation
170,276.72 : 234,736.41 = 119,130.99 : x - Step 2: Convert to fraction form
170,276.72/234,736.41 = 119,130.99/x - Step 3: Cross multiply
170,276.72x = 234,736.41 × 119,130.99 - Step 4: Simplify right side
170,276.72x = 27,964,380,478.83 - Step 5: Solve for x
x = 27,964,380,478.83/170,276.72 - Step 6: Final answer
x = 164,229.03
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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.