Finding the Fourth Proportional to 88,250.09, 132,391.53 and 29,089.94
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Solution
The fourth proportional to 88,250.09, 132,391.53 and 29,089.94 is: 43,640.31
Step by Step Solution
- Step 1: Write the proportion equation
88,250.09 : 132,391.53 = 29,089.94 : x - Step 2: Convert to fraction form
88,250.09/132,391.53 = 29,089.94/x - Step 3: Cross multiply
88,250.09x = 132,391.53 × 29,089.94 - Step 4: Simplify right side
88,250.09x = 3,851,261,002.25 - Step 5: Solve for x
x = 3,851,261,002.25/88,250.09 - Step 6: Final answer
x = 43,640.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.