Finding the Fourth Proportional to 237,843.84, 328,396.73 and 153,108.53
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Solution
The fourth proportional to 237,843.84, 328,396.73 and 153,108.53 is: 211,400.64
Step by Step Solution
- Step 1: Write the proportion equation
237,843.84 : 328,396.73 = 153,108.53 : x - Step 2: Convert to fraction form
237,843.84/328,396.73 = 153,108.53/x - Step 3: Cross multiply
237,843.84x = 328,396.73 × 153,108.53 - Step 4: Simplify right side
237,843.84x = 50,280,340,272.30 - Step 5: Solve for x
x = 50,280,340,272.30/237,843.84 - Step 6: Final answer
x = 211,400.64
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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.