Finding the Fourth Proportional to 88,740.88, 122,461.79 and 48,454.61
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Solution
The fourth proportional to 88,740.88, 122,461.79 and 48,454.61 is: 66,867.02
Step by Step Solution
- Step 1: Write the proportion equation
88,740.88 : 122,461.79 = 48,454.61 : x - Step 2: Convert to fraction form
88,740.88/122,461.79 = 48,454.61/x - Step 3: Cross multiply
88,740.88x = 122,461.79 × 48,454.61 - Step 4: Simplify right side
88,740.88x = 5,933,838,032.08 - Step 5: Solve for x
x = 5,933,838,032.08/88,740.88 - Step 6: Final answer
x = 66,867.02
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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.