Finding the Fourth Proportional to 118,525.31, 177,774.28 and 29,772.06
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Solution
The fourth proportional to 118,525.31, 177,774.28 and 29,772.06 is: 44,654.65
Step by Step Solution
- Step 1: Write the proportion equation
118,525.31 : 177,774.28 = 29,772.06 : x - Step 2: Convert to fraction form
118,525.31/177,774.28 = 29,772.06/x - Step 3: Cross multiply
118,525.31x = 177,774.28 × 29,772.06 - Step 4: Simplify right side
118,525.31x = 5,292,705,789.53 - Step 5: Solve for x
x = 5,292,705,789.53/118,525.31 - Step 6: Final answer
x = 44,654.65
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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.