Finding the Fourth Proportional to 124,773.44, 187,080.36 and 74,158.96
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Solution
The fourth proportional to 124,773.44, 187,080.36 and 74,158.96 is: 111,191.01
Step by Step Solution
- Step 1: Write the proportion equation
124,773.44 : 187,080.36 = 74,158.96 : x - Step 2: Convert to fraction form
124,773.44/187,080.36 = 74,158.96/x - Step 3: Cross multiply
124,773.44x = 187,080.36 × 74,158.96 - Step 4: Simplify right side
124,773.44x = 13,873,684,563.23 - Step 5: Solve for x
x = 13,873,684,563.23/124,773.44 - Step 6: Final answer
x = 111,191.01
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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.