Finding the Fourth Proportional to 99,492.21, 149,213.70 and 62,033.01
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Solution
The fourth proportional to 99,492.21, 149,213.70 and 62,033.01 is: 93,034.17
Step by Step Solution
- Step 1: Write the proportion equation
99,492.21 : 149,213.70 = 62,033.01 : x - Step 2: Convert to fraction form
99,492.21/149,213.70 = 62,033.01/x - Step 3: Cross multiply
99,492.21x = 149,213.70 × 62,033.01 - Step 4: Simplify right side
99,492.21x = 9,256,174,944.24 - Step 5: Solve for x
x = 9,256,174,944.24/99,492.21 - Step 6: Final answer
x = 93,034.17
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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.