Finding the Fourth Proportional to 132,363.53, 182,569.30 and 87,027.02
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Solution
The fourth proportional to 132,363.53, 182,569.30 and 87,027.02 is: 120,036.55
Step by Step Solution
- Step 1: Write the proportion equation
132,363.53 : 182,569.30 = 87,027.02 : x - Step 2: Convert to fraction form
132,363.53/182,569.30 = 87,027.02/x - Step 3: Cross multiply
132,363.53x = 182,569.30 × 87,027.02 - Step 4: Simplify right side
132,363.53x = 15,888,462,122.49 - Step 5: Solve for x
x = 15,888,462,122.49/132,363.53 - Step 6: Final answer
x = 120,036.55
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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.