Finding the Fourth Proportional to 97,366.90, 145,891.95 and 88,035.70
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Solution
The fourth proportional to 97,366.90, 145,891.95 and 88,035.70 is: 131,910.33
Step by Step Solution
- Step 1: Write the proportion equation
97,366.90 : 145,891.95 = 88,035.70 : x - Step 2: Convert to fraction form
97,366.90/145,891.95 = 88,035.70/x - Step 3: Cross multiply
97,366.90x = 145,891.95 × 88,035.70 - Step 4: Simplify right side
97,366.90x = 12,843,699,942.62 - Step 5: Solve for x
x = 12,843,699,942.62/97,366.90 - Step 6: Final answer
x = 131,910.33
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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.