Finding the Fourth Proportional to 194,823.30, 292,213.35 and 159,701.70
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Solution
The fourth proportional to 194,823.30, 292,213.35 and 159,701.70 is: 239,534.84
Step by Step Solution
- Step 1: Write the proportion equation
194,823.30 : 292,213.35 = 159,701.70 : x - Step 2: Convert to fraction form
194,823.30/292,213.35 = 159,701.70/x - Step 3: Cross multiply
194,823.30x = 292,213.35 × 159,701.70 - Step 4: Simplify right side
194,823.30x = 46,666,968,757.70 - Step 5: Solve for x
x = 46,666,968,757.70/194,823.30 - Step 6: Final answer
x = 239,534.84
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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.