Finding the Fourth Proportional to 134,889.87, 202,564.44 and 129,247.41
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Solution
The fourth proportional to 134,889.87, 202,564.44 and 129,247.41 is: 194,091.14
Step by Step Solution
- Step 1: Write the proportion equation
134,889.87 : 202,564.44 = 129,247.41 : x - Step 2: Convert to fraction form
134,889.87/202,564.44 = 129,247.41/x - Step 3: Cross multiply
134,889.87x = 202,564.44 × 129,247.41 - Step 4: Simplify right side
134,889.87x = 26,180,929,228.10 - Step 5: Solve for x
x = 26,180,929,228.10/134,889.87 - Step 6: Final answer
x = 194,091.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.