Finding the Fourth Proportional to 174,424.80, 261,637.20 and 62,231.70
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Solution
The fourth proportional to 174,424.80, 261,637.20 and 62,231.70 is: 93,347.55
Step by Step Solution
- Step 1: Write the proportion equation
174,424.80 : 261,637.20 = 62,231.70 : x - Step 2: Convert to fraction form
174,424.80/261,637.20 = 62,231.70/x - Step 3: Cross multiply
174,424.80x = 261,637.20 × 62,231.70 - Step 4: Simplify right side
174,424.80x = 16,282,127,739.24 - Step 5: Solve for x
x = 16,282,127,739.24/174,424.80 - Step 6: Final answer
x = 93,347.55
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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.