Finding the Fourth Proportional to 202,710.99, 279,768.99 and 116,668.23
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Solution
The fourth proportional to 202,710.99, 279,768.99 and 116,668.23 is: 161,018.17
Step by Step Solution
- Step 1: Write the proportion equation
202,710.99 : 279,768.99 = 116,668.23 : x - Step 2: Convert to fraction form
202,710.99/279,768.99 = 116,668.23/x - Step 3: Cross multiply
202,710.99x = 279,768.99 × 116,668.23 - Step 4: Simplify right side
202,710.99x = 32,640,152,872.19 - Step 5: Solve for x
x = 32,640,152,872.19/202,710.99 - Step 6: Final answer
x = 161,018.17
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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.