Finding the Fourth Proportional to 247,714.53, 371,088.07 and 117,698.31
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Solution
The fourth proportional to 247,714.53, 371,088.07 and 117,698.31 is: 176,317.62
Step by Step Solution
- Step 1: Write the proportion equation
247,714.53 : 371,088.07 = 117,698.31 : x - Step 2: Convert to fraction form
247,714.53/371,088.07 = 117,698.31/x - Step 3: Cross multiply
247,714.53x = 371,088.07 × 117,698.31 - Step 4: Simplify right side
247,714.53x = 43,676,437,066.25 - Step 5: Solve for x
x = 43,676,437,066.25/247,714.53 - Step 6: Final answer
x = 176,317.62
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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.