Finding the Fourth Proportional to 248,802.24, 343,350.60 and 135,624.96
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Solution
The fourth proportional to 248,802.24, 343,350.60 and 135,624.96 is: 187,164.36
Step by Step Solution
- Step 1: Write the proportion equation
248,802.24 : 343,350.60 = 135,624.96 : x - Step 2: Convert to fraction form
248,802.24/343,350.60 = 135,624.96/x - Step 3: Cross multiply
248,802.24x = 343,350.60 × 135,624.96 - Step 4: Simplify right side
248,802.24x = 46,566,911,390.98 - Step 5: Solve for x
x = 46,566,911,390.98/248,802.24 - Step 6: Final answer
x = 187,164.36
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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.