Finding the Third Proportional to 74,692.13 and 102,713.06
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Solution
The third proportional to 74,692.13 and 102,713.06 is: 141,246.12
Step by Step Solution
- Step 1: Write the proportion equation
74,692.13 : 102,713.06 = 102,713.06 : x - Step 2: Convert to fraction form
74,692.13/102,713.06 = 102,713.06/x - Step 3: Cross multiply
74,692.13x = 102,713.06 × 102,713.06 - Step 4: Simplify right side
74,692.13x = 10,549,973,208.13 - Step 5: Solve for x
x = 10,549,973,208.13/74,692.13 - Step 6: Final answer
x = 141,246.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.