Finding the Fourth Proportional to 84,271.62, 116,291.79 and 46,545.06
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Solution
The fourth proportional to 84,271.62, 116,291.79 and 46,545.06 is: 64,230.50
Step by Step Solution
- Step 1: Write the proportion equation
84,271.62 : 116,291.79 = 46,545.06 : x - Step 2: Convert to fraction form
84,271.62/116,291.79 = 46,545.06/x - Step 3: Cross multiply
84,271.62x = 116,291.79 × 46,545.06 - Step 4: Simplify right side
84,271.62x = 5,412,808,343.06 - Step 5: Solve for x
x = 5,412,808,343.06/84,271.62 - Step 6: Final answer
x = 64,230.50
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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.