Finding the Fourth Proportional to 144,896.34, 199,725.99 and 114,219.44
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Solution
The fourth proportional to 144,896.34, 199,725.99 and 114,219.44 is: 157,440.77
Step by Step Solution
- Step 1: Write the proportion equation
144,896.34 : 199,725.99 = 114,219.44 : x - Step 2: Convert to fraction form
144,896.34/199,725.99 = 114,219.44/x - Step 3: Cross multiply
144,896.34x = 199,725.99 × 114,219.44 - Step 4: Simplify right side
144,896.34x = 22,812,590,731.25 - Step 5: Solve for x
x = 22,812,590,731.25/144,896.34 - Step 6: Final answer
x = 157,440.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.