Finding the Fourth Proportional to 125,617.66, 173,350.41 and 69,027.82
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Solution
The fourth proportional to 125,617.66, 173,350.41 and 69,027.82 is: 95,257.31
Step by Step Solution
- Step 1: Write the proportion equation
125,617.66 : 173,350.41 = 69,027.82 : x - Step 2: Convert to fraction form
125,617.66/173,350.41 = 69,027.82/x - Step 3: Cross multiply
125,617.66x = 173,350.41 × 69,027.82 - Step 4: Simplify right side
125,617.66x = 11,966,000,898.41 - Step 5: Solve for x
x = 11,966,000,898.41/125,617.66 - Step 6: Final answer
x = 95,257.31
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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.