Finding the Fourth Proportional to 74,829.99, 103,265.18 and 41,295.75
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Solution
The fourth proportional to 74,829.99, 103,265.18 and 41,295.75 is: 56,988.02
Step by Step Solution
- Step 1: Write the proportion equation
74,829.99 : 103,265.18 = 41,295.75 : x - Step 2: Convert to fraction form
74,829.99/103,265.18 = 41,295.75/x - Step 3: Cross multiply
74,829.99x = 103,265.18 × 41,295.75 - Step 4: Simplify right side
74,829.99x = 4,264,412,850.51 - Step 5: Solve for x
x = 4,264,412,850.51/74,829.99 - Step 6: Final answer
x = 56,988.02
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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.