Finding the Fourth Proportional to 135,476.86, 203,220.15 and 46,733.26
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Solution
The fourth proportional to 135,476.86, 203,220.15 and 46,733.26 is: 70,101.57
Step by Step Solution
- Step 1: Write the proportion equation
135,476.86 : 203,220.15 = 46,733.26 : x - Step 2: Convert to fraction form
135,476.86/203,220.15 = 46,733.26/x - Step 3: Cross multiply
135,476.86x = 203,220.15 × 46,733.26 - Step 4: Simplify right side
135,476.86x = 9,497,140,107.19 - Step 5: Solve for x
x = 9,497,140,107.19/135,476.86 - Step 6: Final answer
x = 70,101.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.