Finding the Fourth Proportional to 125,774.36, 188,661.84 and 37,028.94
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Solution
The fourth proportional to 125,774.36, 188,661.84 and 37,028.94 is: 55,543.50
Step by Step Solution
- Step 1: Write the proportion equation
125,774.36 : 188,661.84 = 37,028.94 : x - Step 2: Convert to fraction form
125,774.36/188,661.84 = 37,028.94/x - Step 3: Cross multiply
125,774.36x = 188,661.84 × 37,028.94 - Step 4: Simplify right side
125,774.36x = 6,985,947,953.65 - Step 5: Solve for x
x = 6,985,947,953.65/125,774.36 - Step 6: Final answer
x = 55,543.50
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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.