Finding the Fourth Proportional to 75,370.24, 104,012.64 and 41,838.40
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Solution
The fourth proportional to 75,370.24, 104,012.64 and 41,838.40 is: 57,737.94
Step by Step Solution
- Step 1: Write the proportion equation
75,370.24 : 104,012.64 = 41,838.40 : x - Step 2: Convert to fraction form
75,370.24/104,012.64 = 41,838.40/x - Step 3: Cross multiply
75,370.24x = 104,012.64 × 41,838.40 - Step 4: Simplify right side
75,370.24x = 4,351,722,437.38 - Step 5: Solve for x
x = 4,351,722,437.38/75,370.24 - Step 6: Final answer
x = 57,737.94
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1.5x scale
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.