Finding the Fourth Proportional to 94,714.20, 130,705.88 and 51,694.09
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Solution
The fourth proportional to 94,714.20, 130,705.88 and 51,694.09 is: 71,338.00
Step by Step Solution
- Step 1: Write the proportion equation
94,714.20 : 130,705.88 = 51,694.09 : x - Step 2: Convert to fraction form
94,714.20/130,705.88 = 51,694.09/x - Step 3: Cross multiply
94,714.20x = 130,705.88 × 51,694.09 - Step 4: Simplify right side
94,714.20x = 6,756,721,719.94 - Step 5: Solve for x
x = 6,756,721,719.94/94,714.20 - Step 6: Final answer
x = 71,338.00
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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.