Finding the Fourth Proportional to 98,259.24, 135,559.26 and 60,467.88
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Solution
The fourth proportional to 98,259.24, 135,559.26 and 60,467.88 is: 83,421.99
Step by Step Solution
- Step 1: Write the proportion equation
98,259.24 : 135,559.26 = 60,467.88 : x - Step 2: Convert to fraction form
98,259.24/135,559.26 = 60,467.88/x - Step 3: Cross multiply
98,259.24x = 135,559.26 × 60,467.88 - Step 4: Simplify right side
98,259.24x = 8,196,981,066.57 - Step 5: Solve for x
x = 8,196,981,066.57/98,259.24 - Step 6: Final answer
x = 83,421.99
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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.