Finding the Third Proportional to 70,854.75 and 147,723.75
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Solution
The third proportional to 70,854.75 and 147,723.75 is: 307,986.50
Step by Step Solution
- Step 1: Write the proportion equation
70,854.75 : 147,723.75 = 147,723.75 : x - Step 2: Convert to fraction form
70,854.75/147,723.75 = 147,723.75/x - Step 3: Cross multiply
70,854.75x = 147,723.75 × 147,723.75 - Step 4: Simplify right side
70,854.75x = 21,822,306,314.06 - Step 5: Solve for x
x = 21,822,306,314.06/70,854.75 - Step 6: Final answer
x = 307,986.50
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.