Finding the Fourth Proportional to 239,257.44, 358,590.60 and 120,962.52
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Solution
The fourth proportional to 239,257.44, 358,590.60 and 120,962.52 is: 181,294.35
Step by Step Solution
- Step 1: Write the proportion equation
239,257.44 : 358,590.60 = 120,962.52 : x - Step 2: Convert to fraction form
239,257.44/358,590.60 = 120,962.52/x - Step 3: Cross multiply
239,257.44x = 358,590.60 × 120,962.52 - Step 4: Simplify right side
239,257.44x = 43,376,022,624.31 - Step 5: Solve for x
x = 43,376,022,624.31/239,257.44 - Step 6: Final answer
x = 181,294.35
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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.