Finding the Fourth Proportional to 268,545.67, 370,585.63 and 147,686.96
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Solution
The fourth proportional to 268,545.67, 370,585.63 and 147,686.96 is: 203,803.94
Step by Step Solution
- Step 1: Write the proportion equation
268,545.67 : 370,585.63 = 147,686.96 : x - Step 2: Convert to fraction form
268,545.67/370,585.63 = 147,686.96/x - Step 3: Cross multiply
268,545.67x = 370,585.63 × 147,686.96 - Step 4: Simplify right side
268,545.67x = 54,730,665,114.38 - Step 5: Solve for x
x = 54,730,665,114.38/268,545.67 - Step 6: Final answer
x = 203,803.94
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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.