Finding the Fourth Proportional to 242,841.24, 364,261.86 and 109,648.08
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Solution
The fourth proportional to 242,841.24, 364,261.86 and 109,648.08 is: 164,472.12
Step by Step Solution
- Step 1: Write the proportion equation
242,841.24 : 364,261.86 = 109,648.08 : x - Step 2: Convert to fraction form
242,841.24/364,261.86 = 109,648.08/x - Step 3: Cross multiply
242,841.24x = 364,261.86 × 109,648.08 - Step 4: Simplify right side
242,841.24x = 39,940,613,566.23 - Step 5: Solve for x
x = 39,940,613,566.23/242,841.24 - Step 6: Final answer
x = 164,472.12
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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.