Finding the Fourth Proportional to 204,937.17, 307,370.99 and 55,144.07
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Solution
The fourth proportional to 204,937.17, 307,370.99 and 55,144.07 is: 82,706.75
Step by Step Solution
- Step 1: Write the proportion equation
204,937.17 : 307,370.99 = 55,144.07 : x - Step 2: Convert to fraction form
204,937.17/307,370.99 = 55,144.07/x - Step 3: Cross multiply
204,937.17x = 307,370.99 × 55,144.07 - Step 4: Simplify right side
204,937.17x = 16,949,688,294.82 - Step 5: Solve for x
x = 16,949,688,294.82/204,937.17 - Step 6: Final answer
x = 82,706.75
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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.