Finding the Fourth Proportional to 178,444.36, 267,679.50 and 53,795.08
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Solution
The fourth proportional to 178,444.36, 267,679.50 and 53,795.08 is: 80,696.53
Step by Step Solution
- Step 1: Write the proportion equation
178,444.36 : 267,679.50 = 53,795.08 : x - Step 2: Convert to fraction form
178,444.36/267,679.50 = 53,795.08/x - Step 3: Cross multiply
178,444.36x = 267,679.50 × 53,795.08 - Step 4: Simplify right side
178,444.36x = 14,399,840,116.86 - Step 5: Solve for x
x = 14,399,840,116.86/178,444.36 - Step 6: Final answer
x = 80,696.53
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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.