Finding the Fourth Proportional to 96,283.63, 132,871.42 and 53,842.26
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Solution
The fourth proportional to 96,283.63, 132,871.42 and 53,842.26 is: 74,302.32
Step by Step Solution
- Step 1: Write the proportion equation
96,283.63 : 132,871.42 = 53,842.26 : x - Step 2: Convert to fraction form
96,283.63/132,871.42 = 53,842.26/x - Step 3: Cross multiply
96,283.63x = 132,871.42 × 53,842.26 - Step 4: Simplify right side
96,283.63x = 7,154,097,542.21 - Step 5: Solve for x
x = 7,154,097,542.21/96,283.63 - Step 6: Final answer
x = 74,302.32
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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.