Finding the Fourth Proportional to 361,369.26, 542,140.02 and 124,713.99
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Solution
The fourth proportional to 361,369.26, 542,140.02 and 124,713.99 is: 187,100.71
Step by Step Solution
- Step 1: Write the proportion equation
361,369.26 : 542,140.02 = 124,713.99 : x - Step 2: Convert to fraction form
361,369.26/542,140.02 = 124,713.99/x - Step 3: Cross multiply
361,369.26x = 542,140.02 × 124,713.99 - Step 4: Simplify right side
361,369.26x = 67,612,445,032.88 - Step 5: Solve for x
x = 67,612,445,032.88/361,369.26 - Step 6: Final answer
x = 187,100.71
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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.