Finding the Fourth Proportional to 173,695.60, 239,704.23 and 97,214.05
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Solution
The fourth proportional to 173,695.60, 239,704.23 and 97,214.05 is: 134,157.80
Step by Step Solution
- Step 1: Write the proportion equation
173,695.60 : 239,704.23 = 97,214.05 : x - Step 2: Convert to fraction form
173,695.60/239,704.23 = 97,214.05/x - Step 3: Cross multiply
173,695.60x = 239,704.23 × 97,214.05 - Step 4: Simplify right side
173,695.60x = 23,302,619,000.43 - Step 5: Solve for x
x = 23,302,619,000.43/173,695.60 - Step 6: Final answer
x = 134,157.80
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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.