Finding the Fourth Proportional to 169,677.99, 234,138.06 and 98,081.01
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Solution
The fourth proportional to 169,677.99, 234,138.06 and 98,081.01 is: 135,341.64
Step by Step Solution
- Step 1: Write the proportion equation
169,677.99 : 234,138.06 = 98,081.01 : x - Step 2: Convert to fraction form
169,677.99/234,138.06 = 98,081.01/x - Step 3: Cross multiply
169,677.99x = 234,138.06 × 98,081.01 - Step 4: Simplify right side
169,677.99x = 22,964,497,404.24 - Step 5: Solve for x
x = 22,964,497,404.24/169,677.99 - Step 6: Final answer
x = 135,341.64
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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.