Finding the Fourth Proportional to 75,124.22, 103,672.65 and 41,132.14
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Solution
The fourth proportional to 75,124.22, 103,672.65 and 41,132.14 is: 56,763.02
Step by Step Solution
- Step 1: Write the proportion equation
75,124.22 : 103,672.65 = 41,132.14 : x - Step 2: Convert to fraction form
75,124.22/103,672.65 = 41,132.14/x - Step 3: Cross multiply
75,124.22x = 103,672.65 × 41,132.14 - Step 4: Simplify right side
75,124.22x = 4,264,277,953.97 - Step 5: Solve for x
x = 4,264,277,953.97/75,124.22 - Step 6: Final answer
x = 56,763.02
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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.