Finding the Fourth Proportional to 245,611.44, 368,417.14 and 68,118.44
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Solution
The fourth proportional to 245,611.44, 368,417.14 and 68,118.44 is: 102,177.66
Step by Step Solution
- Step 1: Write the proportion equation
245,611.44 : 368,417.14 = 68,118.44 : x - Step 2: Convert to fraction form
245,611.44/368,417.14 = 68,118.44/x - Step 3: Cross multiply
245,611.44x = 368,417.14 × 68,118.44 - Step 4: Simplify right side
245,611.44x = 25,096,001,596.81 - Step 5: Solve for x
x = 25,096,001,596.81/245,611.44 - Step 6: Final answer
x = 102,177.66
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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.