Finding the Fourth Proportional to 96,301.74, 132,908.94 and 53,869.08
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Solution
The fourth proportional to 96,301.74, 132,908.94 and 53,869.08 is: 74,346.34
Step by Step Solution
- Step 1: Write the proportion equation
96,301.74 : 132,908.94 = 53,869.08 : x - Step 2: Convert to fraction form
96,301.74/132,908.94 = 53,869.08/x - Step 3: Cross multiply
96,301.74x = 132,908.94 × 53,869.08 - Step 4: Simplify right side
96,301.74x = 7,159,682,321.58 - Step 5: Solve for x
x = 7,159,682,321.58/96,301.74 - Step 6: Final answer
x = 74,346.34
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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.