Finding the Fourth Proportional to 174,890.39, 241,343.46 and 98,413.74
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Solution
The fourth proportional to 174,890.39, 241,343.46 and 98,413.74 is: 135,807.99
Step by Step Solution
- Step 1: Write the proportion equation
174,890.39 : 241,343.46 = 98,413.74 : x - Step 2: Convert to fraction form
174,890.39/241,343.46 = 98,413.74/x - Step 3: Cross multiply
174,890.39x = 241,343.46 × 98,413.74 - Step 4: Simplify right side
174,890.39x = 23,751,512,523.14 - Step 5: Solve for x
x = 23,751,512,523.14/174,890.39 - Step 6: Final answer
x = 135,807.99
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1.5x scale
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.