Finding the Fourth Proportional to 97,604.52, 146,308.36 and 74,181.75
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Solution
The fourth proportional to 97,604.52, 146,308.36 and 74,181.75 is: 111,197.82
Step by Step Solution
- Step 1: Write the proportion equation
97,604.52 : 146,308.36 = 74,181.75 : x - Step 2: Convert to fraction form
97,604.52/146,308.36 = 74,181.75/x - Step 3: Cross multiply
97,604.52x = 146,308.36 × 74,181.75 - Step 4: Simplify right side
97,604.52x = 10,853,410,184.43 - Step 5: Solve for x
x = 10,853,410,184.43/97,604.52 - Step 6: Final answer
x = 111,197.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.