Finding the Fourth Proportional to 104,531.05, 156,006.64 and 94,441.99
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Solution
The fourth proportional to 104,531.05, 156,006.64 and 94,441.99 is: 140,949.29
Step by Step Solution
- Step 1: Write the proportion equation
104,531.05 : 156,006.64 = 94,441.99 : x - Step 2: Convert to fraction form
104,531.05/156,006.64 = 94,441.99/x - Step 3: Cross multiply
104,531.05x = 156,006.64 × 94,441.99 - Step 4: Simplify right side
104,531.05x = 14,733,577,534.81 - Step 5: Solve for x
x = 14,733,577,534.81/104,531.05 - Step 6: Final answer
x = 140,949.29
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.