Finding the Fourth Proportional to 97,733.08, 134,869.62 and 53,021.08
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Solution
The fourth proportional to 97,733.08, 134,869.62 and 53,021.08 is: 73,167.99
Step by Step Solution
- Step 1: Write the proportion equation
97,733.08 : 134,869.62 = 53,021.08 : x - Step 2: Convert to fraction form
97,733.08/134,869.62 = 53,021.08/x - Step 3: Cross multiply
97,733.08x = 134,869.62 × 53,021.08 - Step 4: Simplify right side
97,733.08x = 7,150,932,911.59 - Step 5: Solve for x
x = 7,150,932,911.59/97,733.08 - Step 6: Final answer
x = 73,167.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.