Finding the Fourth Proportional to 174,278.30, 261,365.10 and 61,943.75
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Solution
The fourth proportional to 174,278.30, 261,365.10 and 61,943.75 is: 92,897.02
Step by Step Solution
- Step 1: Write the proportion equation
174,278.30 : 261,365.10 = 61,943.75 : x - Step 2: Convert to fraction form
174,278.30/261,365.10 = 61,943.75/x - Step 3: Cross multiply
174,278.30x = 261,365.10 × 61,943.75 - Step 4: Simplify right side
174,278.30x = 16,189,933,854.13 - Step 5: Solve for x
x = 16,189,933,854.13/174,278.30 - Step 6: Final answer
x = 92,897.02
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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.