Finding the Fourth Proportional to 171,222.71, 236,267.08 and 94,731.68
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Solution
The fourth proportional to 171,222.71, 236,267.08 and 94,731.68 is: 130,718.52
Step by Step Solution
- Step 1: Write the proportion equation
171,222.71 : 236,267.08 = 94,731.68 : x - Step 2: Convert to fraction form
171,222.71/236,267.08 = 94,731.68/x - Step 3: Cross multiply
171,222.71x = 236,267.08 × 94,731.68 - Step 4: Simplify right side
171,222.71x = 22,381,977,770.93 - Step 5: Solve for x
x = 22,381,977,770.93/171,222.71 - Step 6: Final answer
x = 130,718.52
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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.