Finding the Fourth Proportional to 85,531.26, 118,030.16 and 46,769.99
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Solution
The fourth proportional to 85,531.26, 118,030.16 and 46,769.99 is: 64,540.96
Step by Step Solution
- Step 1: Write the proportion equation
85,531.26 : 118,030.16 = 46,769.99 : x - Step 2: Convert to fraction form
85,531.26/118,030.16 = 46,769.99/x - Step 3: Cross multiply
85,531.26x = 118,030.16 × 46,769.99 - Step 4: Simplify right side
85,531.26x = 5,520,269,402.90 - Step 5: Solve for x
x = 5,520,269,402.90/85,531.26 - Step 6: Final answer
x = 64,540.96
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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.