Finding the Fourth Proportional to 108,624.24, 162,936.36 and 29,737.80
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Solution
The fourth proportional to 108,624.24, 162,936.36 and 29,737.80 is: 44,606.70
Step by Step Solution
- Step 1: Write the proportion equation
108,624.24 : 162,936.36 = 29,737.80 : x - Step 2: Convert to fraction form
108,624.24/162,936.36 = 29,737.80/x - Step 3: Cross multiply
108,624.24x = 162,936.36 × 29,737.80 - Step 4: Simplify right side
108,624.24x = 4,845,368,886.41 - Step 5: Solve for x
x = 4,845,368,886.41/108,624.24 - Step 6: Final answer
x = 44,606.70
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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.