Finding the Fourth Proportional to 167,809.09, 231,524.32 and 95,199.99
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Solution
The fourth proportional to 167,809.09, 231,524.32 and 95,199.99 is: 131,346.36
Step by Step Solution
- Step 1: Write the proportion equation
167,809.09 : 231,524.32 = 95,199.99 : x - Step 2: Convert to fraction form
167,809.09/231,524.32 = 95,199.99/x - Step 3: Cross multiply
167,809.09x = 231,524.32 × 95,199.99 - Step 4: Simplify right side
167,809.09x = 22,041,112,948.76 - Step 5: Solve for x
x = 22,041,112,948.76/167,809.09 - Step 6: Final answer
x = 131,346.36
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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.