Finding the Fourth Proportional to 168,232.64, 252,310.08 and 49,875.44
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Solution
The fourth proportional to 168,232.64, 252,310.08 and 49,875.44 is: 74,801.63
Step by Step Solution
- Step 1: Write the proportion equation
168,232.64 : 252,310.08 = 49,875.44 : x - Step 2: Convert to fraction form
168,232.64/252,310.08 = 49,875.44/x - Step 3: Cross multiply
168,232.64x = 252,310.08 × 49,875.44 - Step 4: Simplify right side
168,232.64x = 12,584,076,256.44 - Step 5: Solve for x
x = 12,584,076,256.44/168,232.64 - Step 6: Final answer
x = 74,801.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.