Finding the Fourth Proportional to 234,523.08, 323,753.43 and 157,131.99
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Solution
The fourth proportional to 234,523.08, 323,753.43 and 157,131.99 is: 216,916.91
Step by Step Solution
- Step 1: Write the proportion equation
234,523.08 : 323,753.43 = 157,131.99 : x - Step 2: Convert to fraction form
234,523.08/323,753.43 = 157,131.99/x - Step 3: Cross multiply
234,523.08x = 323,753.43 × 157,131.99 - Step 4: Simplify right side
234,523.08x = 50,872,020,725.23 - Step 5: Solve for x
x = 50,872,020,725.23/234,523.08 - Step 6: Final answer
x = 216,916.91
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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.