Finding the Fourth Proportional to 167,272.08, 250,916.08 and 53,431.98
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Solution
The fourth proportional to 167,272.08, 250,916.08 and 53,431.98 is: 80,150.51
Step by Step Solution
- Step 1: Write the proportion equation
167,272.08 : 250,916.08 = 53,431.98 : x - Step 2: Convert to fraction form
167,272.08/250,916.08 = 53,431.98/x - Step 3: Cross multiply
167,272.08x = 250,916.08 × 53,431.98 - Step 4: Simplify right side
167,272.08x = 13,406,942,968.24 - Step 5: Solve for x
x = 13,406,942,968.24/167,272.08 - Step 6: Final answer
x = 80,150.51
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1.5x scale
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.