Finding the Fourth Proportional to 106,681.92, 160,032.06 and 27,796.20
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Solution
The fourth proportional to 106,681.92, 160,032.06 and 27,796.20 is: 41,696.69
Step by Step Solution
- Step 1: Write the proportion equation
106,681.92 : 160,032.06 = 27,796.20 : x - Step 2: Convert to fraction form
106,681.92/160,032.06 = 27,796.20/x - Step 3: Cross multiply
106,681.92x = 160,032.06 × 27,796.20 - Step 4: Simplify right side
106,681.92x = 4,448,283,146.17 - Step 5: Solve for x
x = 4,448,283,146.17/106,681.92 - Step 6: Final answer
x = 41,696.69
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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.