Finding the Fourth Proportional to 97,137.64, 145,714.65 and 27,016.95
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Solution
The fourth proportional to 97,137.64, 145,714.65 and 27,016.95 is: 40,527.70
Step by Step Solution
- Step 1: Write the proportion equation
97,137.64 : 145,714.65 = 27,016.95 : x - Step 2: Convert to fraction form
97,137.64/145,714.65 = 27,016.95/x - Step 3: Cross multiply
97,137.64x = 145,714.65 × 27,016.95 - Step 4: Simplify right side
97,137.64x = 3,936,765,190.76 - Step 5: Solve for x
x = 3,936,765,190.76/97,137.64 - Step 6: Final answer
x = 40,527.70
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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.