Finding the Fourth Proportional to 175,587.13, 263,380.70 and 82,158.49
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Solution
The fourth proportional to 175,587.13, 263,380.70 and 82,158.49 is: 123,237.74
Step by Step Solution
- Step 1: Write the proportion equation
175,587.13 : 263,380.70 = 82,158.49 : x - Step 2: Convert to fraction form
175,587.13/263,380.70 = 82,158.49/x - Step 3: Cross multiply
175,587.13x = 263,380.70 × 82,158.49 - Step 4: Simplify right side
175,587.13x = 21,638,960,607.14 - Step 5: Solve for x
x = 21,638,960,607.14/175,587.13 - Step 6: Final answer
x = 123,237.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.