Finding the Fourth Proportional to 151,873.30, 227,856.12 and 107,585.74
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Solution
The fourth proportional to 151,873.30, 227,856.12 and 107,585.74 is: 161,411.32
Step by Step Solution
- Step 1: Write the proportion equation
151,873.30 : 227,856.12 = 107,585.74 : x - Step 2: Convert to fraction form
151,873.30/227,856.12 = 107,585.74/x - Step 3: Cross multiply
151,873.30x = 227,856.12 × 107,585.74 - Step 4: Simplify right side
151,873.30x = 24,514,069,283.73 - Step 5: Solve for x
x = 24,514,069,283.73/151,873.30 - Step 6: Final answer
x = 161,411.32
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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.