Finding the Fourth Proportional to 234,742.63, 351,995.54 and 167,236.09
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Solution
The fourth proportional to 234,742.63, 351,995.54 and 167,236.09 is: 250,769.78
Step by Step Solution
- Step 1: Write the proportion equation
234,742.63 : 351,995.54 = 167,236.09 : x - Step 2: Convert to fraction form
234,742.63/351,995.54 = 167,236.09/x - Step 3: Cross multiply
234,742.63x = 351,995.54 × 167,236.09 - Step 4: Simplify right side
234,742.63x = 58,866,357,388.95 - Step 5: Solve for x
x = 58,866,357,388.95/234,742.63 - Step 6: Final answer
x = 250,769.78
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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.