Finding the Fourth Proportional to 178,966.19, 246,974.99 and 98,394.27
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Solution
The fourth proportional to 178,966.19, 246,974.99 and 98,394.27 is: 135,785.00
Step by Step Solution
- Step 1: Write the proportion equation
178,966.19 : 246,974.99 = 98,394.27 : x - Step 2: Convert to fraction form
178,966.19/246,974.99 = 98,394.27/x - Step 3: Cross multiply
178,966.19x = 246,974.99 × 98,394.27 - Step 4: Simplify right side
178,966.19x = 24,300,923,849.31 - Step 5: Solve for x
x = 24,300,923,849.31/178,966.19 - Step 6: Final answer
x = 135,785.00
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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.