Finding the Fourth Proportional to 75,323.17, 112,912.66 and 27,925.48
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Solution
The fourth proportional to 75,323.17, 112,912.66 and 27,925.48 is: 41,861.49
Step by Step Solution
- Step 1: Write the proportion equation
75,323.17 : 112,912.66 = 27,925.48 : x - Step 2: Convert to fraction form
75,323.17/112,912.66 = 27,925.48/x - Step 3: Cross multiply
75,323.17x = 112,912.66 × 27,925.48 - Step 4: Simplify right side
75,323.17x = 3,153,140,228.58 - Step 5: Solve for x
x = 3,153,140,228.58/75,323.17 - Step 6: Final answer
x = 41,861.49
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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.