Finding the Fourth Proportional to 75,827.24, 104,640.05 and 41,834.48
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Solution
The fourth proportional to 75,827.24, 104,640.05 and 41,834.48 is: 57,730.73
Step by Step Solution
- Step 1: Write the proportion equation
75,827.24 : 104,640.05 = 41,834.48 : x - Step 2: Convert to fraction form
75,827.24/104,640.05 = 41,834.48/x - Step 3: Cross multiply
75,827.24x = 104,640.05 × 41,834.48 - Step 4: Simplify right side
75,827.24x = 4,377,561,660.31 - Step 5: Solve for x
x = 4,377,561,660.31/75,827.24 - Step 6: Final answer
x = 57,730.73
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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.