Finding the Fourth Proportional to 173,719.75, 239,733.26 and 94,231.75
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Solution
The fourth proportional to 173,719.75, 239,733.26 and 94,231.75 is: 130,039.82
Step by Step Solution
- Step 1: Write the proportion equation
173,719.75 : 239,733.26 = 94,231.75 : x - Step 2: Convert to fraction form
173,719.75/239,733.26 = 94,231.75/x - Step 3: Cross multiply
173,719.75x = 239,733.26 × 94,231.75 - Step 4: Simplify right side
173,719.75x = 22,590,484,623.01 - Step 5: Solve for x
x = 22,590,484,623.01/173,719.75 - Step 6: Final answer
x = 130,039.82
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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.