Finding the Fourth Proportional to 125,552.42, 173,265.33 and 68,964.98
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Solution
The fourth proportional to 125,552.42, 173,265.33 and 68,964.98 is: 95,173.32
Step by Step Solution
- Step 1: Write the proportion equation
125,552.42 : 173,265.33 = 68,964.98 : x - Step 2: Convert to fraction form
125,552.42/173,265.33 = 68,964.98/x - Step 3: Cross multiply
125,552.42x = 173,265.33 × 68,964.98 - Step 4: Simplify right side
125,552.42x = 11,949,240,018.14 - Step 5: Solve for x
x = 11,949,240,018.14/125,552.42 - Step 6: Final answer
x = 95,173.32
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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.