Finding the Fourth Proportional to 132,332.67, 182,616.46 and 71,903.75
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Solution
The fourth proportional to 132,332.67, 182,616.46 and 71,903.75 is: 99,225.75
Step by Step Solution
- Step 1: Write the proportion equation
132,332.67 : 182,616.46 = 71,903.75 : x - Step 2: Convert to fraction form
132,332.67/182,616.46 = 71,903.75/x - Step 3: Cross multiply
132,332.67x = 182,616.46 × 71,903.75 - Step 4: Simplify right side
132,332.67x = 13,130,808,285.73 - Step 5: Solve for x
x = 13,130,808,285.73/132,332.67 - Step 6: Final answer
x = 99,225.75
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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.