Finding the Fourth Proportional to 179,396.94, 268,574.12 and 104,288.08
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Solution
The fourth proportional to 179,396.94, 268,574.12 and 104,288.08 is: 156,129.08
Step by Step Solution
- Step 1: Write the proportion equation
179,396.94 : 268,574.12 = 104,288.08 : x - Step 2: Convert to fraction form
179,396.94/268,574.12 = 104,288.08/x - Step 3: Cross multiply
179,396.94x = 268,574.12 × 104,288.08 - Step 4: Simplify right side
179,396.94x = 28,009,079,312.49 - Step 5: Solve for x
x = 28,009,079,312.49/179,396.94 - Step 6: Final answer
x = 156,129.08
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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.