Finding the Fourth Proportional to 97,944.21, 146,971.65 and 41,778.98
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Solution
The fourth proportional to 97,944.21, 146,971.65 and 41,778.98 is: 62,692.07
Step by Step Solution
- Step 1: Write the proportion equation
97,944.21 : 146,971.65 = 41,778.98 : x - Step 2: Convert to fraction form
97,944.21/146,971.65 = 41,778.98/x - Step 3: Cross multiply
97,944.21x = 146,971.65 × 41,778.98 - Step 4: Simplify right side
97,944.21x = 6,140,324,891.06 - Step 5: Solve for x
x = 6,140,324,891.06/97,944.21 - Step 6: Final answer
x = 62,692.07
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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.