Finding the Fourth Proportional to 108,124.62, 162,195.12 and 29,237.70
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Solution
The fourth proportional to 108,124.62, 162,195.12 and 29,237.70 is: 43,858.76
Step by Step Solution
- Step 1: Write the proportion equation
108,124.62 : 162,195.12 = 29,237.70 : x - Step 2: Convert to fraction form
108,124.62/162,195.12 = 29,237.70/x - Step 3: Cross multiply
108,124.62x = 162,195.12 × 29,237.70 - Step 4: Simplify right side
108,124.62x = 4,742,212,260.02 - Step 5: Solve for x
x = 4,742,212,260.02/108,124.62 - Step 6: Final answer
x = 43,858.76
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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.