Finding the Fourth Proportional to 84,476.17, 116,603.04 and 48,689.99
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Solution
The fourth proportional to 84,476.17, 116,603.04 and 48,689.99 is: 67,207.13
Step by Step Solution
- Step 1: Write the proportion equation
84,476.17 : 116,603.04 = 48,689.99 : x - Step 2: Convert to fraction form
84,476.17/116,603.04 = 48,689.99/x - Step 3: Cross multiply
84,476.17x = 116,603.04 × 48,689.99 - Step 4: Simplify right side
84,476.17x = 5,677,400,851.57 - Step 5: Solve for x
x = 5,677,400,851.57/84,476.17 - Step 6: Final answer
x = 67,207.13
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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.