Finding the Fourth Proportional to 187,995.63, 281,910.51 and 88,075.23
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Solution
The fourth proportional to 187,995.63, 281,910.51 and 88,075.23 is: 132,073.99
Step by Step Solution
- Step 1: Write the proportion equation
187,995.63 : 281,910.51 = 88,075.23 : x - Step 2: Convert to fraction form
187,995.63/281,910.51 = 88,075.23/x - Step 3: Cross multiply
187,995.63x = 281,910.51 × 88,075.23 - Step 4: Simplify right side
187,995.63x = 24,829,333,007.67 - Step 5: Solve for x
x = 24,829,333,007.67/187,995.63 - Step 6: Final answer
x = 132,073.99
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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.