Finding the Fourth Proportional to 96,248.40, 132,825.84 and 53,806.80
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Solution
The fourth proportional to 96,248.40, 132,825.84 and 53,806.80 is: 74,255.09
Step by Step Solution
- Step 1: Write the proportion equation
96,248.40 : 132,825.84 = 53,806.80 : x - Step 2: Convert to fraction form
96,248.40/132,825.84 = 53,806.80/x - Step 3: Cross multiply
96,248.40x = 132,825.84 × 53,806.80 - Step 4: Simplify right side
96,248.40x = 7,146,933,407.71 - Step 5: Solve for x
x = 7,146,933,407.71/96,248.40 - Step 6: Final answer
x = 74,255.09
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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.