Finding the Fourth Proportional to 125,053.49, 172,598.11 and 94,786.02
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Solution
The fourth proportional to 125,053.49, 172,598.11 and 94,786.02 is: 130,823.12
Step by Step Solution
- Step 1: Write the proportion equation
125,053.49 : 172,598.11 = 94,786.02 : x - Step 2: Convert to fraction form
125,053.49/172,598.11 = 94,786.02/x - Step 3: Cross multiply
125,053.49x = 172,598.11 × 94,786.02 - Step 4: Simplify right side
125,053.49x = 16,359,887,669.46 - Step 5: Solve for x
x = 16,359,887,669.46/125,053.49 - Step 6: Final answer
x = 130,823.12
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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.