Finding the Fourth Proportional to 97,656.14, 146,484.21 and 31,116.66
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Solution
The fourth proportional to 97,656.14, 146,484.21 and 31,116.66 is: 46,674.99
Step by Step Solution
- Step 1: Write the proportion equation
97,656.14 : 146,484.21 = 31,116.66 : x - Step 2: Convert to fraction form
97,656.14/146,484.21 = 31,116.66/x - Step 3: Cross multiply
97,656.14x = 146,484.21 × 31,116.66 - Step 4: Simplify right side
97,656.14x = 4,558,099,357.94 - Step 5: Solve for x
x = 4,558,099,357.94/97,656.14 - Step 6: Final answer
x = 46,674.99
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1.5x scale
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.