Finding the Fourth Proportional to 192,703.92, 266,008.68 and 127,283.28
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Solution
The fourth proportional to 192,703.92, 266,008.68 and 127,283.28 is: 175,701.96
Step by Step Solution
- Step 1: Write the proportion equation
192,703.92 : 266,008.68 = 127,283.28 : x - Step 2: Convert to fraction form
192,703.92/266,008.68 = 127,283.28/x - Step 3: Cross multiply
192,703.92x = 266,008.68 × 127,283.28 - Step 4: Simplify right side
192,703.92x = 33,858,457,298.87 - Step 5: Solve for x
x = 33,858,457,298.87/192,703.92 - Step 6: Final answer
x = 175,701.96
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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.