Finding the Fourth Proportional to 168,263.28, 232,194.60 and 104,599.98
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Solution
The fourth proportional to 168,263.28, 232,194.60 and 104,599.98 is: 144,342.55
Step by Step Solution
- Step 1: Write the proportion equation
168,263.28 : 232,194.60 = 104,599.98 : x - Step 2: Convert to fraction form
168,263.28/232,194.60 = 104,599.98/x - Step 3: Cross multiply
168,263.28x = 232,194.60 × 104,599.98 - Step 4: Simplify right side
168,263.28x = 24,287,550,516.11 - Step 5: Solve for x
x = 24,287,550,516.11/168,263.28 - Step 6: Final answer
x = 144,342.55
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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.