Finding the Fourth Proportional to 158,450.76, 237,715.12 and 46,131.96
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Solution
The fourth proportional to 158,450.76, 237,715.12 and 46,131.96 is: 69,209.29
Step by Step Solution
- Step 1: Write the proportion equation
158,450.76 : 237,715.12 = 46,131.96 : x - Step 2: Convert to fraction form
158,450.76/237,715.12 = 46,131.96/x - Step 3: Cross multiply
158,450.76x = 237,715.12 × 46,131.96 - Step 4: Simplify right side
158,450.76x = 10,966,264,407.24 - Step 5: Solve for x
x = 10,966,264,407.24/158,450.76 - Step 6: Final answer
x = 69,209.29
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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.