Finding the Fourth Proportional to 114,168.11, 157,548.11 and 63,182.99
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Solution
The fourth proportional to 114,168.11, 157,548.11 and 63,182.99 is: 87,190.37
Step by Step Solution
- Step 1: Write the proportion equation
114,168.11 : 157,548.11 = 63,182.99 : x - Step 2: Convert to fraction form
114,168.11/157,548.11 = 63,182.99/x - Step 3: Cross multiply
114,168.11x = 157,548.11 × 63,182.99 - Step 4: Simplify right side
114,168.11x = 9,954,359,554.99 - Step 5: Solve for x
x = 9,954,359,554.99/114,168.11 - Step 6: Final answer
x = 87,190.37
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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.