Finding the Fourth Proportional to 173,768.55, 239,772.79 and 97,290.84
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Solution
The fourth proportional to 173,768.55, 239,772.79 and 97,290.84 is: 134,245.79
Step by Step Solution
- Step 1: Write the proportion equation
173,768.55 : 239,772.79 = 97,290.84 : x - Step 2: Convert to fraction form
173,768.55/239,772.79 = 97,290.84/x - Step 3: Cross multiply
173,768.55x = 239,772.79 × 97,290.84 - Step 4: Simplify right side
173,768.55x = 23,327,696,148.24 - Step 5: Solve for x
x = 23,327,696,148.24/173,768.55 - Step 6: Final answer
x = 134,245.79
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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.