Finding the Fourth Proportional to 96,216.24, 132,775.55 and 53,774.67
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Solution
The fourth proportional to 96,216.24, 132,775.55 and 53,774.67 is: 74,207.45
Step by Step Solution
- Step 1: Write the proportion equation
96,216.24 : 132,775.55 = 53,774.67 : x - Step 2: Convert to fraction form
96,216.24/132,775.55 = 53,774.67/x - Step 3: Cross multiply
96,216.24x = 132,775.55 × 53,774.67 - Step 4: Simplify right side
96,216.24x = 7,139,961,385.32 - Step 5: Solve for x
x = 7,139,961,385.32/96,216.24 - Step 6: Final answer
x = 74,207.45
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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.