Finding the Fourth Proportional to 175,207.73, 262,977.74 and 108,445.91
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Solution
The fourth proportional to 175,207.73, 262,977.74 and 108,445.91 is: 162,771.70
Step by Step Solution
- Step 1: Write the proportion equation
175,207.73 : 262,977.74 = 108,445.91 : x - Step 2: Convert to fraction form
175,207.73/262,977.74 = 108,445.91/x - Step 3: Cross multiply
175,207.73x = 262,977.74 × 108,445.91 - Step 4: Simplify right side
175,207.73x = 28,518,860,324.04 - Step 5: Solve for x
x = 28,518,860,324.04/175,207.73 - Step 6: Final answer
x = 162,771.70
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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.