Finding the Fourth Proportional to 186,593.85, 257,489.80 and 106,010.19
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Solution
The fourth proportional to 186,593.85, 257,489.80 and 106,010.19 is: 146,288.54
Step by Step Solution
- Step 1: Write the proportion equation
186,593.85 : 257,489.80 = 106,010.19 : x - Step 2: Convert to fraction form
186,593.85/257,489.80 = 106,010.19/x - Step 3: Cross multiply
186,593.85x = 257,489.80 × 106,010.19 - Step 4: Simplify right side
186,593.85x = 27,296,542,091.01 - Step 5: Solve for x
x = 27,296,542,091.01/186,593.85 - Step 6: Final answer
x = 146,288.54
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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.