Finding the Fourth Proportional to 272,586.24, 376,166.08 and 151,725.60
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Solution
The fourth proportional to 272,586.24, 376,166.08 and 151,725.60 is: 209,379.70
Step by Step Solution
- Step 1: Write the proportion equation
272,586.24 : 376,166.08 = 151,725.60 : x - Step 2: Convert to fraction form
272,586.24/376,166.08 = 151,725.60/x - Step 3: Cross multiply
272,586.24x = 376,166.08 × 151,725.60 - Step 4: Simplify right side
272,586.24x = 57,074,024,187.65 - Step 5: Solve for x
x = 57,074,024,187.65/272,586.24 - Step 6: Final answer
x = 209,379.70
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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.