Finding the Fourth Proportional to 239,024.22, 329,872.73 and 137,059.19
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Solution
The fourth proportional to 239,024.22, 329,872.73 and 137,059.19 is: 189,152.75
Step by Step Solution
- Step 1: Write the proportion equation
239,024.22 : 329,872.73 = 137,059.19 : x - Step 2: Convert to fraction form
239,024.22/329,872.73 = 137,059.19/x - Step 3: Cross multiply
239,024.22x = 329,872.73 × 137,059.19 - Step 4: Simplify right side
239,024.22x = 45,212,089,176.89 - Step 5: Solve for x
x = 45,212,089,176.89/239,024.22 - Step 6: Final answer
x = 189,152.75
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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.