Finding the Third Proportional to 74,692.13 and 115,652.81
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Solution
The third proportional to 74,692.13 and 115,652.81 is: 179,076.08
Step by Step Solution
- Step 1: Write the proportion equation
74,692.13 : 115,652.81 = 115,652.81 : x - Step 2: Convert to fraction form
74,692.13/115,652.81 = 115,652.81/x - Step 3: Cross multiply
74,692.13x = 115,652.81 × 115,652.81 - Step 4: Simplify right side
74,692.13x = 13,375,573,039.16 - Step 5: Solve for x
x = 13,375,573,039.16/74,692.13 - Step 6: Final answer
x = 179,076.08
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.