Finding the Fourth Proportional to 212,037.26, 292,607.64 and 116,543.92
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Solution
The fourth proportional to 212,037.26, 292,607.64 and 116,543.92 is: 160,828.53
Step by Step Solution
- Step 1: Write the proportion equation
212,037.26 : 292,607.64 = 116,543.92 : x - Step 2: Convert to fraction form
212,037.26/292,607.64 = 116,543.92/x - Step 3: Cross multiply
212,037.26x = 292,607.64 × 116,543.92 - Step 4: Simplify right side
212,037.26x = 34,101,641,387.55 - Step 5: Solve for x
x = 34,101,641,387.55/212,037.26 - Step 6: Final answer
x = 160,828.53
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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.