Finding the Fourth Proportional to 226,012.29, 339,070.21 and 97,950.09
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Solution
The fourth proportional to 226,012.29, 339,070.21 and 97,950.09 is: 146,947.57
Step by Step Solution
- Step 1: Write the proportion equation
226,012.29 : 339,070.21 = 97,950.09 : x - Step 2: Convert to fraction form
226,012.29/339,070.21 = 97,950.09/x - Step 3: Cross multiply
226,012.29x = 339,070.21 × 97,950.09 - Step 4: Simplify right side
226,012.29x = 33,211,957,121.60 - Step 5: Solve for x
x = 33,211,957,121.60/226,012.29 - Step 6: Final answer
x = 146,947.57
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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.