Finding the Fourth Proportional to 170,351.05, 233,381.77 and 163,966.32
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Solution
The fourth proportional to 170,351.05, 233,381.77 and 163,966.32 is: 224,634.66
Step by Step Solution
- Step 1: Write the proportion equation
170,351.05 : 233,381.77 = 163,966.32 : x - Step 2: Convert to fraction form
170,351.05/233,381.77 = 163,966.32/x - Step 3: Cross multiply
170,351.05x = 233,381.77 × 163,966.32 - Step 4: Simplify right side
170,351.05x = 38,266,749,981.99 - Step 5: Solve for x
x = 38,266,749,981.99/170,351.05 - Step 6: Final answer
x = 224,634.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.