Finding the Fourth Proportional to 97,708.36, 146,574.36 and 34,515.55
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Solution
The fourth proportional to 97,708.36, 146,574.36 and 34,515.55 is: 51,777.50
Step by Step Solution
- Step 1: Write the proportion equation
97,708.36 : 146,574.36 = 34,515.55 : x - Step 2: Convert to fraction form
97,708.36/146,574.36 = 34,515.55/x - Step 3: Cross multiply
97,708.36x = 146,574.36 × 34,515.55 - Step 4: Simplify right side
97,708.36x = 5,059,094,112.28 - Step 5: Solve for x
x = 5,059,094,112.28/97,708.36 - Step 6: Final answer
x = 51,777.50
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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.