Finding the Fourth Proportional to 185,556.99, 278,353.71 and 52,438.26
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Solution
The fourth proportional to 185,556.99, 278,353.71 and 52,438.26 is: 78,662.54
Step by Step Solution
- Step 1: Write the proportion equation
185,556.99 : 278,353.71 = 52,438.26 : x - Step 2: Convert to fraction form
185,556.99/278,353.71 = 52,438.26/x - Step 3: Cross multiply
185,556.99x = 278,353.71 × 52,438.26 - Step 4: Simplify right side
185,556.99x = 14,596,384,216.94 - Step 5: Solve for x
x = 14,596,384,216.94/185,556.99 - Step 6: Final answer
x = 78,662.54
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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.