Finding the Fourth Proportional to 173,478.32, 258,751.68 and 168,228.08
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Solution
The fourth proportional to 173,478.32, 258,751.68 and 168,228.08 is: 250,920.68
Step by Step Solution
- Step 1: Write the proportion equation
173,478.32 : 258,751.68 = 168,228.08 : x - Step 2: Convert to fraction form
173,478.32/258,751.68 = 168,228.08/x - Step 3: Cross multiply
173,478.32x = 258,751.68 × 168,228.08 - Step 4: Simplify right side
173,478.32x = 43,529,298,323.17 - Step 5: Solve for x
x = 43,529,298,323.17/173,478.32 - Step 6: Final answer
x = 250,920.68
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.