Finding the Fourth Proportional to 178,409.93, 246,209.09 and 97,832.66
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Solution
The fourth proportional to 178,409.93, 246,209.09 and 97,832.66 is: 135,010.92
Step by Step Solution
- Step 1: Write the proportion equation
178,409.93 : 246,209.09 = 97,832.66 : x - Step 2: Convert to fraction form
178,409.93/246,209.09 = 97,832.66/x - Step 3: Cross multiply
178,409.93x = 246,209.09 × 97,832.66 - Step 4: Simplify right side
178,409.93x = 24,087,288,470.67 - Step 5: Solve for x
x = 24,087,288,470.67/178,409.93 - Step 6: Final answer
x = 135,010.92
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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.