Finding the Fourth Proportional to 224,519.99, 336,833.81 and 74,761.65
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Solution
The fourth proportional to 224,519.99, 336,833.81 and 74,761.65 is: 112,160.40
Step by Step Solution
- Step 1: Write the proportion equation
224,519.99 : 336,833.81 = 74,761.65 : x - Step 2: Convert to fraction form
224,519.99/336,833.81 = 74,761.65/x - Step 3: Cross multiply
224,519.99x = 336,833.81 × 74,761.65 - Step 4: Simplify right side
224,519.99x = 25,182,251,317.93 - Step 5: Solve for x
x = 25,182,251,317.93/224,519.99 - Step 6: Final answer
x = 112,160.40
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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.