Finding the Fourth Proportional to 83,108.84, 124,708.62 and 48,116.84
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Solution
The fourth proportional to 83,108.84, 124,708.62 and 48,116.84 is: 72,201.52
Step by Step Solution
- Step 1: Write the proportion equation
83,108.84 : 124,708.62 = 48,116.84 : x - Step 2: Convert to fraction form
83,108.84/124,708.62 = 48,116.84/x - Step 3: Cross multiply
83,108.84x = 124,708.62 × 48,116.84 - Step 4: Simplify right side
83,108.84x = 6,000,584,715.16 - Step 5: Solve for x
x = 6,000,584,715.16/83,108.84 - Step 6: Final answer
x = 72,201.52
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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.