Finding the Fourth Proportional to 132,626.75, 183,024.93 and 72,197.84
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Solution
The fourth proportional to 132,626.75, 183,024.93 and 72,197.84 is: 99,633.02
Step by Step Solution
- Step 1: Write the proportion equation
132,626.75 : 183,024.93 = 72,197.84 : x - Step 2: Convert to fraction form
132,626.75/183,024.93 = 72,197.84/x - Step 3: Cross multiply
132,626.75x = 183,024.93 × 72,197.84 - Step 4: Simplify right side
132,626.75x = 13,214,003,336.04 - Step 5: Solve for x
x = 13,214,003,336.04/132,626.75 - Step 6: Final answer
x = 99,633.02
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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.