Finding the Fourth Proportional to 85,104.26, 117,442.82 and 46,862.99
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Solution
The fourth proportional to 85,104.26, 117,442.82 and 46,862.99 is: 64,670.34
Step by Step Solution
- Step 1: Write the proportion equation
85,104.26 : 117,442.82 = 46,862.99 : x - Step 2: Convert to fraction form
85,104.26/117,442.82 = 46,862.99/x - Step 3: Cross multiply
85,104.26x = 117,442.82 × 46,862.99 - Step 4: Simplify right side
85,104.26x = 5,503,721,699.23 - Step 5: Solve for x
x = 5,503,721,699.23/85,104.26 - Step 6: Final answer
x = 64,670.34
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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.