Finding the Fourth Proportional to 67,307.91, 100,963.43 and 32,208.99
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Solution
The fourth proportional to 67,307.91, 100,963.43 and 32,208.99 is: 48,314.23
Step by Step Solution
- Step 1: Write the proportion equation
67,307.91 : 100,963.43 = 32,208.99 : x - Step 2: Convert to fraction form
67,307.91/100,963.43 = 32,208.99/x - Step 3: Cross multiply
67,307.91x = 100,963.43 × 32,208.99 - Step 4: Simplify right side
67,307.91x = 3,251,929,946.19 - Step 5: Solve for x
x = 3,251,929,946.19/67,307.91 - Step 6: Final answer
x = 48,314.23
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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.