Finding the Fourth Proportional to 169,720.68, 234,214.63 and 94,269.18
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Solution
The fourth proportional to 169,720.68, 234,214.63 and 94,269.18 is: 130,091.52
Step by Step Solution
- Step 1: Write the proportion equation
169,720.68 : 234,214.63 = 94,269.18 : x - Step 2: Convert to fraction form
169,720.68/234,214.63 = 94,269.18/x - Step 3: Cross multiply
169,720.68x = 234,214.63 × 94,269.18 - Step 4: Simplify right side
169,720.68x = 22,079,221,114.10 - Step 5: Solve for x
x = 22,079,221,114.10/169,720.68 - Step 6: Final answer
x = 130,091.52
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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.