Finding the Fourth Proportional to 201,242.88, 277,715.52 and 116,359.68
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Solution
The fourth proportional to 201,242.88, 277,715.52 and 116,359.68 is: 160,576.56
Step by Step Solution
- Step 1: Write the proportion equation
201,242.88 : 277,715.52 = 116,359.68 : x - Step 2: Convert to fraction form
201,242.88/277,715.52 = 116,359.68/x - Step 3: Cross multiply
201,242.88x = 277,715.52 × 116,359.68 - Step 4: Simplify right side
201,242.88x = 32,314,889,038.23 - Step 5: Solve for x
x = 32,314,889,038.23/201,242.88 - Step 6: Final answer
x = 160,576.56
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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.