Finding the Fourth Proportional to 179,970.44, 248,407.24 and 103,497.88
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Solution
The fourth proportional to 179,970.44, 248,407.24 and 103,497.88 is: 142,854.70
Step by Step Solution
- Step 1: Write the proportion equation
179,970.44 : 248,407.24 = 103,497.88 : x - Step 2: Convert to fraction form
179,970.44/248,407.24 = 103,497.88/x - Step 3: Cross multiply
179,970.44x = 248,407.24 × 103,497.88 - Step 4: Simplify right side
179,970.44x = 25,709,622,716.65 - Step 5: Solve for x
x = 25,709,622,716.65/179,970.44 - Step 6: Final answer
x = 142,854.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.