Finding the Fourth Proportional to 173,749.74, 239,762.88 and 96,219.80
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Solution
The fourth proportional to 173,749.74, 239,762.88 and 96,219.80 is: 132,776.81
Step by Step Solution
- Step 1: Write the proportion equation
173,749.74 : 239,762.88 = 96,219.80 : x - Step 2: Convert to fraction form
173,749.74/239,762.88 = 96,219.80/x - Step 3: Cross multiply
173,749.74x = 239,762.88 × 96,219.80 - Step 4: Simplify right side
173,749.74x = 23,069,936,361.02 - Step 5: Solve for x
x = 23,069,936,361.02/173,749.74 - Step 6: Final answer
x = 132,776.81
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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.