Finding the Fourth Proportional to 159,493.20, 239,239.98 and 149,750.07
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Solution
The fourth proportional to 159,493.20, 239,239.98 and 149,750.07 is: 224,625.27
Step by Step Solution
- Step 1: Write the proportion equation
159,493.20 : 239,239.98 = 149,750.07 : x - Step 2: Convert to fraction form
159,493.20/239,239.98 = 149,750.07/x - Step 3: Cross multiply
159,493.20x = 239,239.98 × 149,750.07 - Step 4: Simplify right side
159,493.20x = 35,826,203,751.80 - Step 5: Solve for x
x = 35,826,203,751.80/159,493.20 - Step 6: Final answer
x = 224,625.27
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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.