Finding the Fourth Proportional to 104,358.93, 144,015.36 and 59,035.95
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Solution
The fourth proportional to 104,358.93, 144,015.36 and 59,035.95 is: 81,469.63
Step by Step Solution
- Step 1: Write the proportion equation
104,358.93 : 144,015.36 = 59,035.95 : x - Step 2: Convert to fraction form
104,358.93/144,015.36 = 59,035.95/x - Step 3: Cross multiply
104,358.93x = 144,015.36 × 59,035.95 - Step 4: Simplify right side
104,358.93x = 8,502,083,592.19 - Step 5: Solve for x
x = 8,502,083,592.19/104,358.93 - Step 6: Final answer
x = 81,469.63
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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.