Finding the Fourth Proportional to 75,033.70, 103,544.30 and 41,041.45
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Solution
The fourth proportional to 75,033.70, 103,544.30 and 41,041.45 is: 56,635.99
Step by Step Solution
- Step 1: Write the proportion equation
75,033.70 : 103,544.30 = 41,041.45 : x - Step 2: Convert to fraction form
75,033.70/103,544.30 = 41,041.45/x - Step 3: Cross multiply
75,033.70x = 103,544.30 × 41,041.45 - Step 4: Simplify right side
75,033.70x = 4,249,608,152.71 - Step 5: Solve for x
x = 4,249,608,152.71/75,033.70 - Step 6: Final answer
x = 56,635.99
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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.