Finding the Fourth Proportional to 107,545.41, 161,096.18 and 63,036.99
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Solution
The fourth proportional to 107,545.41, 161,096.18 and 63,036.99 is: 94,425.40
Step by Step Solution
- Step 1: Write the proportion equation
107,545.41 : 161,096.18 = 63,036.99 : x - Step 2: Convert to fraction form
107,545.41/161,096.18 = 63,036.99/x - Step 3: Cross multiply
107,545.41x = 161,096.18 × 63,036.99 - Step 4: Simplify right side
107,545.41x = 10,155,017,972.51 - Step 5: Solve for x
x = 10,155,017,972.51/107,545.41 - Step 6: Final answer
x = 94,425.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.