Finding the Third Proportional to 72,482.91 and 149,937.75
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Solution
The third proportional to 72,482.91 and 149,937.75 is: 310,160.42
Step by Step Solution
- Step 1: Write the proportion equation
72,482.91 : 149,937.75 = 149,937.75 : x - Step 2: Convert to fraction form
72,482.91/149,937.75 = 149,937.75/x - Step 3: Cross multiply
72,482.91x = 149,937.75 × 149,937.75 - Step 4: Simplify right side
72,482.91x = 22,481,328,875.06 - Step 5: Solve for x
x = 22,481,328,875.06/72,482.91 - Step 6: Final answer
x = 310,160.42
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.