Finding the Fourth Proportional to 173,891.73, 239,973.07 and 101,292.75
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Solution
The fourth proportional to 173,891.73, 239,973.07 and 101,292.75 is: 139,785.45
Step by Step Solution
- Step 1: Write the proportion equation
173,891.73 : 239,973.07 = 101,292.75 : x - Step 2: Convert to fraction form
173,891.73/239,973.07 = 101,292.75/x - Step 3: Cross multiply
173,891.73x = 239,973.07 × 101,292.75 - Step 4: Simplify right side
173,891.73x = 24,307,532,186.24 - Step 5: Solve for x
x = 24,307,532,186.24/173,891.73 - Step 6: Final answer
x = 139,785.45
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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.