Finding the Fourth Proportional to 162,627.57, 224,435.43 and 91,006.95
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Solution
The fourth proportional to 162,627.57, 224,435.43 and 91,006.95 is: 125,594.84
Step by Step Solution
- Step 1: Write the proportion equation
162,627.57 : 224,435.43 = 91,006.95 : x - Step 2: Convert to fraction form
162,627.57/224,435.43 = 91,006.95/x - Step 3: Cross multiply
162,627.57x = 224,435.43 × 91,006.95 - Step 4: Simplify right side
162,627.57x = 20,425,183,956.24 - Step 5: Solve for x
x = 20,425,183,956.24/162,627.57 - Step 6: Final answer
x = 125,594.84
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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.