Finding the Fourth Proportional to 126,250.24, 174,226.26 and 69,663.64
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Solution
The fourth proportional to 126,250.24, 174,226.26 and 69,663.64 is: 96,136.34
Step by Step Solution
- Step 1: Write the proportion equation
126,250.24 : 174,226.26 = 69,663.64 : x - Step 2: Convert to fraction form
126,250.24/174,226.26 = 69,663.64/x - Step 3: Cross multiply
126,250.24x = 174,226.26 × 69,663.64 - Step 4: Simplify right side
126,250.24x = 12,137,235,455.19 - Step 5: Solve for x
x = 12,137,235,455.19/126,250.24 - Step 6: Final answer
x = 96,136.34
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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.