Finding the Fourth Proportional to 117,544.17, 162,252.35 and 69,797.18
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Solution
The fourth proportional to 117,544.17, 162,252.35 and 69,797.18 is: 96,344.69
Step by Step Solution
- Step 1: Write the proportion equation
117,544.17 : 162,252.35 = 69,797.18 : x - Step 2: Convert to fraction form
117,544.17/162,252.35 = 69,797.18/x - Step 3: Cross multiply
117,544.17x = 162,252.35 × 69,797.18 - Step 4: Simplify right side
117,544.17x = 11,324,756,796.76 - Step 5: Solve for x
x = 11,324,756,796.76/117,544.17 - Step 6: Final answer
x = 96,344.69
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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.