Finding the Fourth Proportional to 115,433.24, 173,147.94 and 95,670.05
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Solution
The fourth proportional to 115,433.24, 173,147.94 and 95,670.05 is: 143,503.48
Step by Step Solution
- Step 1: Write the proportion equation
115,433.24 : 173,147.94 = 95,670.05 : x - Step 2: Convert to fraction form
115,433.24/173,147.94 = 95,670.05/x - Step 3: Cross multiply
115,433.24x = 173,147.94 × 95,670.05 - Step 4: Simplify right side
115,433.24x = 16,565,071,211.46 - Step 5: Solve for x
x = 16,565,071,211.46/115,433.24 - Step 6: Final answer
x = 143,503.48
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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.