Finding the Fourth Proportional to 96,275.13, 132,862.71 and 53,833.55
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Solution
The fourth proportional to 96,275.13, 132,862.71 and 53,833.55 is: 74,291.99
Step by Step Solution
- Step 1: Write the proportion equation
96,275.13 : 132,862.71 = 53,833.55 : x - Step 2: Convert to fraction form
96,275.13/132,862.71 = 53,833.55/x - Step 3: Cross multiply
96,275.13x = 132,862.71 × 53,833.55 - Step 4: Simplify right side
96,275.13x = 7,152,471,072.75 - Step 5: Solve for x
x = 7,152,471,072.75/96,275.13 - Step 6: Final answer
x = 74,291.99
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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.