Finding the Fourth Proportional to 149,639.94, 224,410.11 and 48,413.95
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Solution
The fourth proportional to 149,639.94, 224,410.11 and 48,413.95 is: 72,604.81
Step by Step Solution
- Step 1: Write the proportion equation
149,639.94 : 224,410.11 = 48,413.95 : x - Step 2: Convert to fraction form
149,639.94/224,410.11 = 48,413.95/x - Step 3: Cross multiply
149,639.94x = 224,410.11 × 48,413.95 - Step 4: Simplify right side
149,639.94x = 10,864,579,102.46 - Step 5: Solve for x
x = 10,864,579,102.46/149,639.94 - Step 6: Final answer
x = 72,604.81
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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.