Finding the Fourth Proportional to 124,933.63, 187,400.44 and 36,187.16
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Solution
The fourth proportional to 124,933.63, 187,400.44 and 36,187.16 is: 54,280.74
Step by Step Solution
- Step 1: Write the proportion equation
124,933.63 : 187,400.44 = 36,187.16 : x - Step 2: Convert to fraction form
124,933.63/187,400.44 = 36,187.16/x - Step 3: Cross multiply
124,933.63x = 187,400.44 × 36,187.16 - Step 4: Simplify right side
124,933.63x = 6,781,490,025.92 - Step 5: Solve for x
x = 6,781,490,025.92/124,933.63 - Step 6: Final answer
x = 54,280.74
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1.5x scale
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.