Finding the Fourth Proportional to 86,744.73, 130,117.14 and 24,415.23
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Solution
The fourth proportional to 86,744.73, 130,117.14 and 24,415.23 is: 36,622.86
Step by Step Solution
- Step 1: Write the proportion equation
86,744.73 : 130,117.14 = 24,415.23 : x - Step 2: Convert to fraction form
86,744.73/130,117.14 = 24,415.23/x - Step 3: Cross multiply
86,744.73x = 130,117.14 × 24,415.23 - Step 4: Simplify right side
86,744.73x = 3,176,839,900.04 - Step 5: Solve for x
x = 3,176,839,900.04/86,744.73 - Step 6: Final answer
x = 36,622.86
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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.