Finding the Fourth Proportional to 174,949.23, 241,427.84 and 99,497.55
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Solution
The fourth proportional to 174,949.23, 241,427.84 and 99,497.55 is: 137,305.42
Step by Step Solution
- Step 1: Write the proportion equation
174,949.23 : 241,427.84 = 99,497.55 : x - Step 2: Convert to fraction form
174,949.23/241,427.84 = 99,497.55/x - Step 3: Cross multiply
174,949.23x = 241,427.84 × 99,497.55 - Step 4: Simplify right side
174,949.23x = 24,021,478,084.30 - Step 5: Solve for x
x = 24,021,478,084.30/174,949.23 - Step 6: Final answer
x = 137,305.42
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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.