Finding the Fourth Proportional to 178,444.63, 246,262.62 and 97,879.65
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Solution
The fourth proportional to 178,444.63, 246,262.62 and 97,879.65 is: 135,078.87
Step by Step Solution
- Step 1: Write the proportion equation
178,444.63 : 246,262.62 = 97,879.65 : x - Step 2: Convert to fraction form
178,444.63/246,262.62 = 97,879.65/x - Step 3: Cross multiply
178,444.63x = 246,262.62 × 97,879.65 - Step 4: Simplify right side
178,444.63x = 24,104,099,053.68 - Step 5: Solve for x
x = 24,104,099,053.68/178,444.63 - Step 6: Final answer
x = 135,078.87
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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.