Finding the Fourth Proportional to 108,545.64, 162,878.94 and 58,624.68
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Solution
The fourth proportional to 108,545.64, 162,878.94 and 58,624.68 is: 87,969.68
Step by Step Solution
- Step 1: Write the proportion equation
108,545.64 : 162,878.94 = 58,624.68 : x - Step 2: Convert to fraction form
108,545.64/162,878.94 = 58,624.68/x - Step 3: Cross multiply
108,545.64x = 162,878.94 × 58,624.68 - Step 4: Simplify right side
108,545.64x = 9,548,725,736.24 - Step 5: Solve for x
x = 9,548,725,736.24/108,545.64 - Step 6: Final answer
x = 87,969.68
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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.