Finding the Fourth Proportional to 75,370.02, 104,010.19 and 41,379.08
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Solution
The fourth proportional to 75,370.02, 104,010.19 and 41,379.08 is: 57,102.89
Step by Step Solution
- Step 1: Write the proportion equation
75,370.02 : 104,010.19 = 41,379.08 : x - Step 2: Convert to fraction form
75,370.02/104,010.19 = 41,379.08/x - Step 3: Cross multiply
75,370.02x = 104,010.19 × 41,379.08 - Step 4: Simplify right side
75,370.02x = 4,303,845,972.83 - Step 5: Solve for x
x = 4,303,845,972.83/75,370.02 - Step 6: Final answer
x = 57,102.89
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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.