Finding the Fourth Proportional to 187,675.20, 281,513.34 and 94,159.08
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Solution
The fourth proportional to 187,675.20, 281,513.34 and 94,159.08 is: 141,238.89
Step by Step Solution
- Step 1: Write the proportion equation
187,675.20 : 281,513.34 = 94,159.08 : x - Step 2: Convert to fraction form
187,675.20/281,513.34 = 94,159.08/x - Step 3: Cross multiply
187,675.20x = 281,513.34 × 94,159.08 - Step 4: Simplify right side
187,675.20x = 26,507,037,102.13 - Step 5: Solve for x
x = 26,507,037,102.13/187,675.20 - Step 6: Final answer
x = 141,238.89
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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.