Finding the Fourth Proportional to 165,830.63, 248,668.17 and 60,575.99
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Solution
The fourth proportional to 165,830.63, 248,668.17 and 60,575.99 is: 90,835.57
Step by Step Solution
- Step 1: Write the proportion equation
165,830.63 : 248,668.17 = 60,575.99 : x - Step 2: Convert to fraction form
165,830.63/248,668.17 = 60,575.99/x - Step 3: Cross multiply
165,830.63x = 248,668.17 × 60,575.99 - Step 4: Simplify right side
165,830.63x = 15,063,320,579.24 - Step 5: Solve for x
x = 15,063,320,579.24/165,830.63 - Step 6: Final answer
x = 90,835.57
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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.