Finding the Fourth Proportional to 95,742.64, 132,121.83 and 53,299.05
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Solution
The fourth proportional to 95,742.64, 132,121.83 and 53,299.05 is: 73,551.01
Step by Step Solution
- Step 1: Write the proportion equation
95,742.64 : 132,121.83 = 53,299.05 : x - Step 2: Convert to fraction form
95,742.64/132,121.83 = 53,299.05/x - Step 3: Cross multiply
95,742.64x = 132,121.83 × 53,299.05 - Step 4: Simplify right side
95,742.64x = 7,041,968,023.26 - Step 5: Solve for x
x = 7,041,968,023.26/95,742.64 - Step 6: Final answer
x = 73,551.01
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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.