Finding the Fourth Proportional to 168,327.20, 232,293.84 and 92,874.08
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Solution
The fourth proportional to 168,327.20, 232,293.84 and 92,874.08 is: 128,167.50
Step by Step Solution
- Step 1: Write the proportion equation
168,327.20 : 232,293.84 = 92,874.08 : x - Step 2: Convert to fraction form
168,327.20/232,293.84 = 92,874.08/x - Step 3: Cross multiply
168,327.20x = 232,293.84 × 92,874.08 - Step 4: Simplify right side
168,327.20x = 21,574,076,679.67 - Step 5: Solve for x
x = 21,574,076,679.67/168,327.20 - Step 6: Final answer
x = 128,167.50
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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.