Finding the Fourth Proportional to 170,118.08, 254,553.01 and 141,968.63
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Solution
The fourth proportional to 170,118.08, 254,553.01 and 141,968.63 is: 212,432.11
Step by Step Solution
- Step 1: Write the proportion equation
170,118.08 : 254,553.01 = 141,968.63 : x - Step 2: Convert to fraction form
170,118.08/254,553.01 = 141,968.63/x - Step 3: Cross multiply
170,118.08x = 254,553.01 × 141,968.63 - Step 4: Simplify right side
170,118.08x = 36,138,542,092.08 - Step 5: Solve for x
x = 36,138,542,092.08/170,118.08 - Step 6: Final answer
x = 212,432.11
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1.5x scale
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.