Finding the Fourth Proportional to 122,590.13, 183,895.76 and 33,843.65
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Solution
The fourth proportional to 122,590.13, 183,895.76 and 33,843.65 is: 50,768.38
Step by Step Solution
- Step 1: Write the proportion equation
122,590.13 : 183,895.76 = 33,843.65 : x - Step 2: Convert to fraction form
122,590.13/183,895.76 = 33,843.65/x - Step 3: Cross multiply
122,590.13x = 183,895.76 × 33,843.65 - Step 4: Simplify right side
122,590.13x = 6,223,702,649.23 - Step 5: Solve for x
x = 6,223,702,649.23/122,590.13 - Step 6: Final answer
x = 50,768.38
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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.