Finding the Fourth Proportional to 186,551.96, 257,440.73 and 101,668.28
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Solution
The fourth proportional to 186,551.96, 257,440.73 and 101,668.28 is: 140,301.70
Step by Step Solution
- Step 1: Write the proportion equation
186,551.96 : 257,440.73 = 101,668.28 : x - Step 2: Convert to fraction form
186,551.96/257,440.73 = 101,668.28/x - Step 3: Cross multiply
186,551.96x = 257,440.73 × 101,668.28 - Step 4: Simplify right side
186,551.96x = 26,173,557,118.82 - Step 5: Solve for x
x = 26,173,557,118.82/186,551.96 - Step 6: Final answer
x = 140,301.70
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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.