Finding the Third Proportional to 74,864.25 and 112,372.31
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Solution
The third proportional to 74,864.25 and 112,372.31 is: 168,672.45
Step by Step Solution
- Step 1: Write the proportion equation
74,864.25 : 112,372.31 = 112,372.31 : x - Step 2: Convert to fraction form
74,864.25/112,372.31 = 112,372.31/x - Step 3: Cross multiply
74,864.25x = 112,372.31 × 112,372.31 - Step 4: Simplify right side
74,864.25x = 12,627,536,616.60 - Step 5: Solve for x
x = 12,627,536,616.60/74,864.25 - Step 6: Final answer
x = 168,672.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.