Finding the Fourth Proportional to 268,195.84, 402,293.75 and 68,516.66
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Solution
The fourth proportional to 268,195.84, 402,293.75 and 68,516.66 is: 102,774.99
Step by Step Solution
- Step 1: Write the proportion equation
268,195.84 : 402,293.75 = 68,516.66 : x - Step 2: Convert to fraction form
268,195.84/402,293.75 = 68,516.66/x - Step 3: Cross multiply
268,195.84x = 402,293.75 × 68,516.66 - Step 4: Simplify right side
268,195.84x = 27,563,824,088.88 - Step 5: Solve for x
x = 27,563,824,088.88/268,195.84 - Step 6: Final answer
x = 102,774.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.