Finding the Third Proportional to 74,768.63 and 106,644.38
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Solution
The third proportional to 74,768.63 and 106,644.38 is: 152,109.56
Step by Step Solution
- Step 1: Write the proportion equation
74,768.63 : 106,644.38 = 106,644.38 : x - Step 2: Convert to fraction form
74,768.63/106,644.38 = 106,644.38/x - Step 3: Cross multiply
74,768.63x = 106,644.38 × 106,644.38 - Step 4: Simplify right side
74,768.63x = 11,373,022,719.14 - Step 5: Solve for x
x = 11,373,022,719.14/74,768.63 - Step 6: Final answer
x = 152,109.56
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.