Finding the Fourth Proportional to 172,120.36, 237,525.62 and 95,639.14
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Solution
The fourth proportional to 172,120.36, 237,525.62 and 95,639.14 is: 131,981.75
Step by Step Solution
- Step 1: Write the proportion equation
172,120.36 : 237,525.62 = 95,639.14 : x - Step 2: Convert to fraction form
172,120.36/237,525.62 = 95,639.14/x - Step 3: Cross multiply
172,120.36x = 237,525.62 × 95,639.14 - Step 4: Simplify right side
172,120.36x = 22,716,746,024.77 - Step 5: Solve for x
x = 22,716,746,024.77/172,120.36 - Step 6: Final answer
x = 131,981.75
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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.