Finding the Fourth Proportional to 174,608.80, 261,913.20 and 62,415.70
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Solution
The fourth proportional to 174,608.80, 261,913.20 and 62,415.70 is: 93,623.55
Step by Step Solution
- Step 1: Write the proportion equation
174,608.80 : 261,913.20 = 62,415.70 : x - Step 2: Convert to fraction form
174,608.80/261,913.20 = 62,415.70/x - Step 3: Cross multiply
174,608.80x = 261,913.20 × 62,415.70 - Step 4: Simplify right side
174,608.80x = 16,347,495,717.24 - Step 5: Solve for x
x = 16,347,495,717.24/174,608.80 - Step 6: Final answer
x = 93,623.55
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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.