Finding the Fourth Proportional to 97,952.96, 146,917.76 and 57,995.84
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Solution
The fourth proportional to 97,952.96, 146,917.76 and 57,995.84 is: 86,986.84
Step by Step Solution
- Step 1: Write the proportion equation
97,952.96 : 146,917.76 = 57,995.84 : x - Step 2: Convert to fraction form
97,952.96/146,917.76 = 57,995.84/x - Step 3: Cross multiply
97,952.96x = 146,917.76 × 57,995.84 - Step 4: Simplify right side
97,952.96x = 8,520,618,902.12 - Step 5: Solve for x
x = 8,520,618,902.12/97,952.96 - Step 6: Final answer
x = 86,986.84
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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.