Finding the Fourth Proportional to 162,787.68, 224,649.96 and 98,256.99
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Solution
The fourth proportional to 162,787.68, 224,649.96 and 98,256.99 is: 135,596.43
Step by Step Solution
- Step 1: Write the proportion equation
162,787.68 : 224,649.96 = 98,256.99 : x - Step 2: Convert to fraction form
162,787.68/224,649.96 = 98,256.99/x - Step 3: Cross multiply
162,787.68x = 224,649.96 × 98,256.99 - Step 4: Simplify right side
162,787.68x = 22,073,428,873.22 - Step 5: Solve for x
x = 22,073,428,873.22/162,787.68 - Step 6: Final answer
x = 135,596.43
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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.