Finding the Fourth Proportional to 194,461.18, 291,691.86 and 46,717.18
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Solution
The fourth proportional to 194,461.18, 291,691.86 and 46,717.18 is: 70,075.79
Step by Step Solution
- Step 1: Write the proportion equation
194,461.18 : 291,691.86 = 46,717.18 : x - Step 2: Convert to fraction form
194,461.18/291,691.86 = 46,717.18/x - Step 3: Cross multiply
194,461.18x = 291,691.86 × 46,717.18 - Step 4: Simplify right side
194,461.18x = 13,627,021,128.15 - Step 5: Solve for x
x = 13,627,021,128.15/194,461.18 - Step 6: Final answer
x = 70,075.79
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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.