Finding the Fourth Proportional to 176,755.99, 243,918.36 and 96,181.65
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Solution
The fourth proportional to 176,755.99, 243,918.36 and 96,181.65 is: 132,728.01
Step by Step Solution
- Step 1: Write the proportion equation
176,755.99 : 243,918.36 = 96,181.65 : x - Step 2: Convert to fraction form
176,755.99/243,918.36 = 96,181.65/x - Step 3: Cross multiply
176,755.99x = 243,918.36 × 96,181.65 - Step 4: Simplify right side
176,755.99x = 23,460,470,330.09 - Step 5: Solve for x
x = 23,460,470,330.09/176,755.99 - Step 6: Final answer
x = 132,728.01
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1.5x scale
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.