Finding the Fourth Proportional to 110,421.99, 165,545.24 and 48,048.75
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Solution
The fourth proportional to 110,421.99, 165,545.24 and 48,048.75 is: 72,034.94
Step by Step Solution
- Step 1: Write the proportion equation
110,421.99 : 165,545.24 = 48,048.75 : x - Step 2: Convert to fraction form
110,421.99/165,545.24 = 48,048.75/x - Step 3: Cross multiply
110,421.99x = 165,545.24 × 48,048.75 - Step 4: Simplify right side
110,421.99x = 7,954,241,610.21 - Step 5: Solve for x
x = 7,954,241,610.21/110,421.99 - Step 6: Final answer
x = 72,034.94
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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.