Finding the Fourth Proportional to 98,548.01, 135,996.24 and 53,225.99
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Solution
The fourth proportional to 98,548.01, 135,996.24 and 53,225.99 is: 73,451.86
Step by Step Solution
- Step 1: Write the proportion equation
98,548.01 : 135,996.24 = 53,225.99 : x - Step 2: Convert to fraction form
98,548.01/135,996.24 = 53,225.99/x - Step 3: Cross multiply
98,548.01x = 135,996.24 × 53,225.99 - Step 4: Simplify right side
98,548.01x = 7,238,534,510.28 - Step 5: Solve for x
x = 7,238,534,510.28/98,548.01 - Step 6: Final answer
x = 73,451.86
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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.