Finding the Fourth Proportional to 237,948.24, 328,368.60 and 137,346.24
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Solution
The fourth proportional to 237,948.24, 328,368.60 and 137,346.24 is: 189,537.83
Step by Step Solution
- Step 1: Write the proportion equation
237,948.24 : 328,368.60 = 137,346.24 : x - Step 2: Convert to fraction form
237,948.24/328,368.60 = 137,346.24/x - Step 3: Cross multiply
237,948.24x = 328,368.60 × 137,346.24 - Step 4: Simplify right side
237,948.24x = 45,100,192,544.06 - Step 5: Solve for x
x = 45,100,192,544.06/237,948.24 - Step 6: Final answer
x = 189,537.83
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1.5x scale
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.