Finding the Fourth Proportional to 173,838.42, 239,877.18 and 97,346.88
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Solution
The fourth proportional to 173,838.42, 239,877.18 and 97,346.88 is: 134,327.58
Step by Step Solution
- Step 1: Write the proportion equation
173,838.42 : 239,877.18 = 97,346.88 : x - Step 2: Convert to fraction form
173,838.42/239,877.18 = 97,346.88/x - Step 3: Cross multiply
173,838.42x = 239,877.18 × 97,346.88 - Step 4: Simplify right side
173,838.42x = 23,351,295,056.20 - Step 5: Solve for x
x = 23,351,295,056.20/173,838.42 - Step 6: Final answer
x = 134,327.58
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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.