Finding the Fourth Proportional to 93,385.44, 128,866.68 and 53,093.52
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Solution
The fourth proportional to 93,385.44, 128,866.68 and 53,093.52 is: 73,266.09
Step by Step Solution
- Step 1: Write the proportion equation
93,385.44 : 128,866.68 = 53,093.52 : x - Step 2: Convert to fraction form
93,385.44/128,866.68 = 53,093.52/x - Step 3: Cross multiply
93,385.44x = 128,866.68 × 53,093.52 - Step 4: Simplify right side
93,385.44x = 6,841,985,651.91 - Step 5: Solve for x
x = 6,841,985,651.91/93,385.44 - Step 6: Final answer
x = 73,266.09
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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.