Finding the Fourth Proportional to 133,282.62, 199,853.71 and 49,021.02
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Solution
The fourth proportional to 133,282.62, 199,853.71 and 49,021.02 is: 73,505.70
Step by Step Solution
- Step 1: Write the proportion equation
133,282.62 : 199,853.71 = 49,021.02 : x - Step 2: Convert to fraction form
133,282.62/199,853.71 = 49,021.02/x - Step 3: Cross multiply
133,282.62x = 199,853.71 × 49,021.02 - Step 4: Simplify right side
133,282.62x = 9,797,032,714.98 - Step 5: Solve for x
x = 9,797,032,714.98/133,282.62 - Step 6: Final answer
x = 73,505.70
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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.