Finding the Fourth Proportional to 225,415.49, 337,586.57 and 130,445.48
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Solution
The fourth proportional to 225,415.49, 337,586.57 and 130,445.48 is: 195,357.65
Step by Step Solution
- Step 1: Write the proportion equation
225,415.49 : 337,586.57 = 130,445.48 : x - Step 2: Convert to fraction form
225,415.49/337,586.57 = 130,445.48/x - Step 3: Cross multiply
225,415.49x = 337,586.57 × 130,445.48 - Step 4: Simplify right side
225,415.49x = 44,036,641,512.98 - Step 5: Solve for x
x = 44,036,641,512.98/225,415.49 - Step 6: Final answer
x = 195,357.65
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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.