Finding the Fourth Proportional to 125,767.12, 173,563.24 and 69,182.80
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Solution
The fourth proportional to 125,767.12, 173,563.24 and 69,182.80 is: 95,474.80
Step by Step Solution
- Step 1: Write the proportion equation
125,767.12 : 173,563.24 = 69,182.80 : x - Step 2: Convert to fraction form
125,767.12/173,563.24 = 69,182.80/x - Step 3: Cross multiply
125,767.12x = 173,563.24 × 69,182.80 - Step 4: Simplify right side
125,767.12x = 12,007,590,920.27 - Step 5: Solve for x
x = 12,007,590,920.27/125,767.12 - Step 6: Final answer
x = 95,474.80
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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.