Finding the Fourth Proportional to 124,596.61, 171,943.32 and 68,007.99
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Solution
The fourth proportional to 124,596.61, 171,943.32 and 68,007.99 is: 93,851.02
Step by Step Solution
- Step 1: Write the proportion equation
124,596.61 : 171,943.32 = 68,007.99 : x - Step 2: Convert to fraction form
124,596.61/171,943.32 = 68,007.99/x - Step 3: Cross multiply
124,596.61x = 171,943.32 × 68,007.99 - Step 4: Simplify right side
124,596.61x = 11,693,519,519.76 - Step 5: Solve for x
x = 11,693,519,519.76/124,596.61 - Step 6: Final answer
x = 93,851.02
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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.