Finding the Fourth Proportional to 97,368.87, 134,375.31 and 54,926.49
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Solution
The fourth proportional to 97,368.87, 134,375.31 and 54,926.49 is: 75,802.09
Step by Step Solution
- Step 1: Write the proportion equation
97,368.87 : 134,375.31 = 54,926.49 : x - Step 2: Convert to fraction form
97,368.87/134,375.31 = 54,926.49/x - Step 3: Cross multiply
97,368.87x = 134,375.31 × 54,926.49 - Step 4: Simplify right side
97,368.87x = 7,380,764,120.96 - Step 5: Solve for x
x = 7,380,764,120.96/97,368.87 - Step 6: Final answer
x = 75,802.09
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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.