Finding the Fourth Proportional to 157,184.62, 216,850.68 and 96,737.02
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Solution
The fourth proportional to 157,184.62, 216,850.68 and 96,737.02 is: 133,457.64
Step by Step Solution
- Step 1: Write the proportion equation
157,184.62 : 216,850.68 = 96,737.02 : x - Step 2: Convert to fraction form
157,184.62/216,850.68 = 96,737.02/x - Step 3: Cross multiply
157,184.62x = 216,850.68 × 96,737.02 - Step 4: Simplify right side
157,184.62x = 20,977,488,568.17 - Step 5: Solve for x
x = 20,977,488,568.17/157,184.62 - Step 6: Final answer
x = 133,457.64
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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.