Finding the Fourth Proportional to 69,791.06, 104,625.14 and 27,700.70
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Solution
The fourth proportional to 69,791.06, 104,625.14 and 27,700.70 is: 41,526.66
Step by Step Solution
- Step 1: Write the proportion equation
69,791.06 : 104,625.14 = 27,700.70 : x - Step 2: Convert to fraction form
69,791.06/104,625.14 = 27,700.70/x - Step 3: Cross multiply
69,791.06x = 104,625.14 × 27,700.70 - Step 4: Simplify right side
69,791.06x = 2,898,189,615.60 - Step 5: Solve for x
x = 2,898,189,615.60/69,791.06 - Step 6: Final answer
x = 41,526.66
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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.