Finding the Fourth Proportional to 147,036.99, 220,556.85 and 41,855.96
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Solution
The fourth proportional to 147,036.99, 220,556.85 and 41,855.96 is: 62,784.32
Step by Step Solution
- Step 1: Write the proportion equation
147,036.99 : 220,556.85 = 41,855.96 : x - Step 2: Convert to fraction form
147,036.99/220,556.85 = 41,855.96/x - Step 3: Cross multiply
147,036.99x = 220,556.85 × 41,855.96 - Step 4: Simplify right side
147,036.99x = 9,231,617,588.54 - Step 5: Solve for x
x = 9,231,617,588.54/147,036.99 - Step 6: Final answer
x = 62,784.32
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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.