Finding the Fourth Proportional to 95,971.36, 132,437.64 and 53,528.92
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Solution
The fourth proportional to 95,971.36, 132,437.64 and 53,528.92 is: 73,868.33
Step by Step Solution
- Step 1: Write the proportion equation
95,971.36 : 132,437.64 = 53,528.92 : x - Step 2: Convert to fraction form
95,971.36/132,437.64 = 53,528.92/x - Step 3: Cross multiply
95,971.36x = 132,437.64 × 53,528.92 - Step 4: Simplify right side
95,971.36x = 7,089,243,836.55 - Step 5: Solve for x
x = 7,089,243,836.55/95,971.36 - Step 6: Final answer
x = 73,868.33
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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.