Finding the Fourth Proportional to 84,955.24, 117,220.26 and 50,988.52
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Solution
The fourth proportional to 84,955.24, 117,220.26 and 50,988.52 is: 70,353.37
Step by Step Solution
- Step 1: Write the proportion equation
84,955.24 : 117,220.26 = 50,988.52 : x - Step 2: Convert to fraction form
84,955.24/117,220.26 = 50,988.52/x - Step 3: Cross multiply
84,955.24x = 117,220.26 × 50,988.52 - Step 4: Simplify right side
84,955.24x = 5,976,887,571.42 - Step 5: Solve for x
x = 5,976,887,571.42/84,955.24 - Step 6: Final answer
x = 70,353.37
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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.