Finding the Fourth Proportional to 167,170.44, 230,691.04 and 93,581.84
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Solution
The fourth proportional to 167,170.44, 230,691.04 and 93,581.84 is: 129,140.61
Step by Step Solution
- Step 1: Write the proportion equation
167,170.44 : 230,691.04 = 93,581.84 : x - Step 2: Convert to fraction form
167,170.44/230,691.04 = 93,581.84/x - Step 3: Cross multiply
167,170.44x = 230,691.04 × 93,581.84 - Step 4: Simplify right side
167,170.44x = 21,588,491,994.71 - Step 5: Solve for x
x = 21,588,491,994.71/167,170.44 - Step 6: Final answer
x = 129,140.61
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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.