Finding the Fourth Proportional to 125,832.15, 173,648.25 and 69,243.53
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Solution
The fourth proportional to 125,832.15, 173,648.25 and 69,243.53 is: 95,556.00
Step by Step Solution
- Step 1: Write the proportion equation
125,832.15 : 173,648.25 = 69,243.53 : x - Step 2: Convert to fraction form
125,832.15/173,648.25 = 69,243.53/x - Step 3: Cross multiply
125,832.15x = 173,648.25 × 69,243.53 - Step 4: Simplify right side
125,832.15x = 12,024,016,940.08 - Step 5: Solve for x
x = 12,024,016,940.08/125,832.15 - Step 6: Final answer
x = 95,556.00
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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.