Finding the Fourth Proportional to 118,174.74, 177,217.95 and 48,030.42
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Solution
The fourth proportional to 118,174.74, 177,217.95 and 48,030.42 is: 72,027.68
Step by Step Solution
- Step 1: Write the proportion equation
118,174.74 : 177,217.95 = 48,030.42 : x - Step 2: Convert to fraction form
118,174.74/177,217.95 = 48,030.42/x - Step 3: Cross multiply
118,174.74x = 177,217.95 × 48,030.42 - Step 4: Simplify right side
118,174.74x = 8,511,852,570.04 - Step 5: Solve for x
x = 8,511,852,570.04/118,174.74 - Step 6: Final answer
x = 72,027.68
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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.