Finding the Fourth Proportional to 174,353.99, 261,530.99 and 49,691.75
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Solution
The fourth proportional to 174,353.99, 261,530.99 and 49,691.75 is: 74,537.63
Step by Step Solution
- Step 1: Write the proportion equation
174,353.99 : 261,530.99 = 49,691.75 : x - Step 2: Convert to fraction form
174,353.99/261,530.99 = 49,691.75/x - Step 3: Cross multiply
174,353.99x = 261,530.99 × 49,691.75 - Step 4: Simplify right side
174,353.99x = 12,995,932,572.33 - Step 5: Solve for x
x = 12,995,932,572.33/174,353.99 - Step 6: Final answer
x = 74,537.63
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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.