Finding the Fourth Proportional to 75,508.94, 104,202.42 and 41,518.00
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Solution
The fourth proportional to 75,508.94, 104,202.42 and 41,518.00 is: 57,294.88
Step by Step Solution
- Step 1: Write the proportion equation
75,508.94 : 104,202.42 = 41,518.00 : x - Step 2: Convert to fraction form
75,508.94/104,202.42 = 41,518.00/x - Step 3: Cross multiply
75,508.94x = 104,202.42 × 41,518.00 - Step 4: Simplify right side
75,508.94x = 4,326,276,048.12 - Step 5: Solve for x
x = 4,326,276,048.12/75,508.94 - Step 6: Final answer
x = 57,294.88
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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.