Finding the Fourth Proportional to 182,787.62, 251,686.14 and 159,999.08
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Solution
The fourth proportional to 182,787.62, 251,686.14 and 159,999.08 is: 220,307.87
Step by Step Solution
- Step 1: Write the proportion equation
182,787.62 : 251,686.14 = 159,999.08 : x - Step 2: Convert to fraction form
182,787.62/251,686.14 = 159,999.08/x - Step 3: Cross multiply
182,787.62x = 251,686.14 × 159,999.08 - Step 4: Simplify right side
182,787.62x = 40,269,550,848.75 - Step 5: Solve for x
x = 40,269,550,848.75/182,787.62 - Step 6: Final answer
x = 220,307.87
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.