Finding the Fourth Proportional to 264,808.08, 365,442.12 and 143,957.52
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Solution
The fourth proportional to 264,808.08, 365,442.12 and 143,957.52 is: 198,665.17
Step by Step Solution
- Step 1: Write the proportion equation
264,808.08 : 365,442.12 = 143,957.52 : x - Step 2: Convert to fraction form
264,808.08/365,442.12 = 143,957.52/x - Step 3: Cross multiply
264,808.08x = 365,442.12 × 143,957.52 - Step 4: Simplify right side
264,808.08x = 52,608,141,298.74 - Step 5: Solve for x
x = 52,608,141,298.74/264,808.08 - Step 6: Final answer
x = 198,665.17
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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.