Finding the Fourth Proportional to 119,004.88, 164,092.08 and 75,926.74
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Solution
The fourth proportional to 119,004.88, 164,092.08 and 75,926.74 is: 104,692.99
Step by Step Solution
- Step 1: Write the proportion equation
119,004.88 : 164,092.08 = 75,926.74 : x - Step 2: Convert to fraction form
119,004.88/164,092.08 = 75,926.74/x - Step 3: Cross multiply
119,004.88x = 164,092.08 × 75,926.74 - Step 4: Simplify right side
119,004.88x = 12,458,976,694.22 - Step 5: Solve for x
x = 12,458,976,694.22/119,004.88 - Step 6: Final answer
x = 104,692.99
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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.